403972475 has 12 divisors (see below), whose sum is σ = 514465584. Its totient is φ = 314442720.

The previous prime is 403972451. The next prime is 403972493. The reversal of 403972475 is 574279304.

It is a de Polignac number, because none of the positive numbers 2^k-403972475 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217439 + ... + 219288.

It is an arithmetic number, because the mean of its divisors is an integer number (42872132).

Almost surely, 2^403972475 is an apocalyptic number.

403972475 is a deficient number, since it is larger than the sum of its proper divisors (110493109).

403972475 is a wasteful number, since it uses less digits than its factorization.

403972475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436774 (or 436769 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 403972475 is about 20099.0665206123. The cubic root of 403972475 is about 739.2373900349.

The spelling of 403972475 in words is "four hundred three million, nine hundred seventy-two thousand, four hundred seventy-five".