40475404 has 12 divisors (see below), whose sum is σ = 70976304. Its totient is φ = 20196464.

The previous prime is 40475389. The next prime is 40475441. The reversal of 40475404 is 40457404.

40475404 is nontrivially palindromic in base 13.

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, 8047 + ... + 12070.

It is an arithmetic number, because the mean of its divisors is an integer number (5914692).

Almost surely, 2^40475404 is an apocalyptic number.

40475404 is the 4024-th heptagonal number.

It is an amenable number.

40475404 is a deficient number, since it is larger than the sum of its proper divisors (30500900).

40475404 is a wasteful number, since it uses less digits than its factorization.

40475404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20624 (or 20622 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 40475404 is about 6362.0282929267. The cubic root of 40475404 is about 343.3447392028.

The spelling of 40475404 in words is "forty million, four hundred seventy-five thousand, four hundred four".