615945052 has 12 divisors (see below), whose sum is σ = 1084517896. Its totient is φ = 306082800.

The previous prime is 615945049. The next prime is 615945061. The reversal of 615945052 is 250549516.

615945052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471699 + ... + 473002.

Almost surely, 2^615945052 is an apocalyptic number.

It is an amenable number.

615945052 is a deficient number, since it is larger than the sum of its proper divisors (468572844).

615945052 is a wasteful number, since it uses less digits than its factorization.

615945052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944868 (or 944866 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 615945052 is about 24818.2403082894. The cubic root of 615945052 is about 850.8388728743.

The spelling of 615945052 in words is "six hundred fifteen million, nine hundred forty-five thousand, fifty-two".