40673964 has 24 divisors (see below), whose sum is σ = 95538688. Its totient is φ = 13467600.

The previous prime is 40673957. The next prime is 40673977. The reversal of 40673964 is 46937604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9412 + ... + 13035.

Almost surely, 2^40673964 is an apocalyptic number.

It is an amenable number.

40673964 is an abundant number, since it is smaller than the sum of its proper divisors (54864724).

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

40673964 is a wasteful number, since it uses less digits than its factorization.

40673964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22605 (or 22603 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 40673964 is about 6377.6142874903. The cubic root of 40673964 is about 343.9052718256.

The spelling of 40673964 in words is "forty million, six hundred seventy-three thousand, nine hundred sixty-four".