40702872 has 32 divisors (see below), whose sum is σ = 116294400. Its totient is φ = 11629344.

The previous prime is 40702843. The next prime is 40702877. The reversal of 40702872 is 27820704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40702877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120972 + ... + 121307.

It is an arithmetic number, because the mean of its divisors is an integer number (3634200).

Almost surely, 2^40702872 is an apocalyptic number.

40702872 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40702872 is an abundant number, since it is smaller than the sum of its proper divisors (75591528).

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

40702872 is a wasteful number, since it uses less digits than its factorization.

40702872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242295 (or 242291 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 30.

The square root of 40702872 is about 6379.8802496599. The cubic root of 40702872 is about 343.9867265475.

The spelling of 40702872 in words is "forty million, seven hundred two thousand, eight hundred seventy-two".