40672804 has 6 divisors (see below), whose sum is σ = 71177414. Its totient is φ = 20336400.

The previous prime is 40672799. The next prime is 40672811. The reversal of 40672804 is 40827604.

It can be written as a sum of positive squares in only one way, i.e., 40347904 + 324900 = 6352^2 + 570^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5084097 + ... + 5084104.

Almost surely, 2^40672804 is an apocalyptic number.

It is an amenable number.

40672804 is a deficient number, since it is larger than the sum of its proper divisors (30504610).

40672804 is a wasteful number, since it uses less digits than its factorization.

40672804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10168205 (or 10168203 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 40672804 is about 6377.5233437440. The cubic root of 40672804 is about 343.9020024622.

The spelling of 40672804 in words is "forty million, six hundred seventy-two thousand, eight hundred four".