40474172 has 12 divisors (see below), whose sum is σ = 71127840. Its totient is φ = 20151936.

The previous prime is 40474163. The next prime is 40474183. The reversal of 40474172 is 27147404.

40474172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20213 + ... + 22124.

It is an arithmetic number, because the mean of its divisors is an integer number (5927320).

Almost surely, 2^40474172 is an apocalyptic number.

It is an amenable number.

40474172 is a deficient number, since it is larger than the sum of its proper divisors (30653668).

40474172 is a wasteful number, since it uses less digits than its factorization.

40474172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42580 (or 42578 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 29.

The square root of 40474172 is about 6361.9314677227. The cubic root of 40474172 is about 343.3412555644.

The spelling of 40474172 in words is "forty million, four hundred seventy-four thousand, one hundred seventy-two".