652505340 has 24 divisors (see below), whose sum is σ = 1827015120. Its totient is φ = 174001408.

The previous prime is 652505333. The next prime is 652505341. The reversal of 652505340 is 43505256.

It is a super-3 number, since 3×652505340³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 652505298 and 652505307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652505341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5437485 + ... + 5437604.

It is an arithmetic number, because the mean of its divisors is an integer number (76125630).

Almost surely, 2^652505340 is an apocalyptic number.

652505340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

652505340 is an abundant number, since it is smaller than the sum of its proper divisors (1174509780).

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

652505340 is a wasteful number, since it uses less digits than its factorization.

652505340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10875101 (or 10875099 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 652505340 is about 25544.1840738748. The cubic root of 652505340 is about 867.3506136253.

The spelling of 652505340 in words is "six hundred fifty-two million, five hundred five thousand, three hundred forty".