652773240 has 192 divisors, whose sum is σ = 2490471360. Its totient is φ = 145152000.

The previous prime is 652773229. The next prime is 652773241. The reversal of 652773240 is 42377256.

It is a happy number.

652773240 is a `hidden beast` number, since 65 + 277 + 324 + 0 = 666.

652773240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×652773240² = 852225805720195200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 652773195 and 652773204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652773241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89740 + ... + 96740.

It is an arithmetic number, because the mean of its divisors is an integer number (12971205).

Almost surely, 2^652773240 is an apocalyptic number.

652773240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652773240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1245235680).

652773240 is an abundant number, since it is smaller than the sum of its proper divisors (1837698120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

652773240 is a wasteful number, since it uses less digits than its factorization.

652773240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7062 (or 7055 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 652773240 is about 25549.4273908438. The cubic root of 652773240 is about 867.4693004885.

The spelling of 652773240 in words is "six hundred fifty-two million, seven hundred seventy-three thousand, two hundred forty".