40088872 has 32 divisors (see below), whose sum is σ = 76870080. Its totient is φ = 19595520.

The previous prime is 40088869. The next prime is 40088887. The reversal of 40088872 is 27888004.

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, 92368 + ... + 92800.

It is an arithmetic number, because the mean of its divisors is an integer number (2402190).

Almost surely, 2^40088872 is an apocalyptic number.

It is an amenable number.

40088872 is a deficient number, since it is larger than the sum of its proper divisors (36781208).

40088872 is a wasteful number, since it uses less digits than its factorization.

40088872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 37.

The square root of 40088872 is about 6331.5773706084. The cubic root of 40088872 is about 342.2482836234.

It can be divided in two parts, 400888 and 72, that added together give a triangular number (400960 = T₈₉₅).

The spelling of 40088872 in words is "forty million, eighty-eight thousand, eight hundred seventy-two".