40871256 has 16 divisors (see below), whose sum is σ = 102178200. Its totient is φ = 13623744.

The previous prime is 40871239. The next prime is 40871263. The reversal of 40871256 is 65217804.

It is a congruent number.

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, 851461 + ... + 851508.

Almost surely, 2^40871256 is an apocalyptic number.

It is an amenable number.

40871256 is an abundant number, since it is smaller than the sum of its proper divisors (61306944).

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

40871256 is a wasteful number, since it uses less digits than its factorization.

40871256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702978 (or 1702974 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 40871256 is about 6393.0631155965. The cubic root of 40871256 is about 344.4604209801.

The spelling of 40871256 in words is "forty million, eight hundred seventy-one thousand, two hundred fifty-six".