40029152 has 24 divisors (see below), whose sum is σ = 83444256. Its totient is φ = 18836992.

The previous prime is 40029149. The next prime is 40029163. The reversal of 40029152 is 25192004.

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, 36248 + ... + 37335.

It is an arithmetic number, because the mean of its divisors is an integer number (3476844).

Almost surely, 2^40029152 is an apocalyptic number.

It is an amenable number.

40029152 is an abundant number, since it is smaller than the sum of its proper divisors (43415104).

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

40029152 is a wasteful number, since it uses less digits than its factorization.

40029152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73610 (or 73602 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 40029152 is about 6326.8595685379. The cubic root of 40029152 is about 342.0782511914.

The spelling of 40029152 in words is "forty million, twenty-nine thousand, one hundred fifty-two".