652712436 has 72 divisors (see below), whose sum is σ = 1671720960. Its totient is φ = 214716096.

The previous prime is 652712387. The next prime is 652712461. The reversal of 652712436 is 634217256.

652712436 is a `hidden beast` number, since 6 + 527 + 124 + 3 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 652712436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1677730 + ... + 1678118.

Almost surely, 2^652712436 is an apocalyptic number.

It is an amenable number.

652712436 is an abundant number, since it is smaller than the sum of its proper divisors (1019008524).

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

652712436 is a wasteful number, since it uses less digits than its factorization.

652712436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893 (or 888 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 652712436 is about 25548.2374343124. The cubic root of 652712436 is about 867.4423655398.

The spelling of 652712436 in words is "six hundred fifty-two million, seven hundred twelve thousand, four hundred thirty-six".