652485968 has 40 divisors (see below), whose sum is σ = 1291745448. Its totient is φ = 319168512.

The previous prime is 652485943. The next prime is 652485983. The reversal of 652485968 is 869584256.

It can be written as a sum of positive squares in 4 ways, for example, as 52823824 + 599662144 = 7268^2 + 24488^2 .

It is a super-3 number, since 3×652485968³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366296 + ... + 368072.

Almost surely, 2^652485968 is an apocalyptic number.

It is an amenable number.

652485968 is a deficient number, since it is larger than the sum of its proper divisors (639259480).

652485968 is a wasteful number, since it uses less digits than its factorization.

652485968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271 (or 2265 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 53.

The square root of 652485968 is about 25543.8048849423. The cubic root of 652485968 is about 867.3420300519.

The spelling of 652485968 in words is "six hundred fifty-two million, four hundred eighty-five thousand, nine hundred sixty-eight".