40266256 has 20 divisors (see below), whose sum is σ = 78615504. Its totient is φ = 19978400.

The previous prime is 40266211. The next prime is 40266271. The reversal of 40266256 is 65266204.

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, 7510 + ... + 11701.

Almost surely, 2^40266256 is an apocalyptic number.

It is an amenable number.

40266256 is a deficient number, since it is larger than the sum of its proper divisors (38349248).

40266256 is a wasteful number, since it uses less digits than its factorization.

40266256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19350 (or 19344 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 40266256 is about 6345.5697931707. The cubic root of 40266256 is about 342.7523307927.

The spelling of 40266256 in words is "forty million, two hundred sixty-six thousand, two hundred fifty-six".