652297536 has 392 divisors, whose sum is σ = 2238743808. Its totient is φ = 186624000.

The previous prime is 652297517. The next prime is 652297571. The reversal of 652297536 is 635792256.

652297536 is a `hidden beast` number, since 6 + 5 + 22 + 97 + 536 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 652297491 and 652297500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 15909676 + ... + 15909716.

Almost surely, 2^652297536 is an apocalyptic number.

652297536 is a gapful number since it is divisible by the number (66) 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 652297536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1119371904).

652297536 is an abundant number, since it is smaller than the sum of its proper divisors (1586446272).

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

652297536 is a wasteful number, since it uses less digits than its factorization.

652297536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 88 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 652297536 is about 25540.1162096025. The cubic root of 652297536 is about 867.2585285225.

The spelling of 652297536 in words is "six hundred fifty-two million, two hundred ninety-seven thousand, five hundred thirty-six".