403655052 has 24 divisors (see below), whose sum is σ = 967318576. Its totient is φ = 130915008.

The previous prime is 403655051. The next prime is 403655059. The reversal of 403655052 is 250556304.

It is not an unprimeable number, because it can be changed into a prime (403655051) 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, 454123 + ... + 455010.

Almost surely, 2^403655052 is an apocalyptic number.

It is an amenable number.

403655052 is an abundant number, since it is smaller than the sum of its proper divisors (563663524).

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

403655052 is a wasteful number, since it uses less digits than its factorization.

403655052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909177 (or 909175 counting only the distinct ones).

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

The square root of 403655052 is about 20091.1685075806. The cubic root of 403655052 is about 739.0437197143.

The spelling of 403655052 in words is "four hundred three million, six hundred fifty-five thousand, fifty-two".