40075146 has 24 divisors (see below), whose sum is σ = 86958144. Its totient is φ = 13338600.

The previous prime is 40075117. The next prime is 40075153. The reversal of 40075146 is 64157004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15871 + ... + 18221.

It is an arithmetic number, because the mean of its divisors is an integer number (3623256).

Almost surely, 2^40075146 is an apocalyptic number.

40075146 is an abundant number, since it is smaller than the sum of its proper divisors (46882998).

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

40075146 is a wasteful number, since it uses less digits than its factorization.

40075146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306 (or 3303 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 40075146 is about 6330.4933457038. The cubic root of 40075146 is about 342.2092184501.

The spelling of 40075146 in words is "forty million, seventy-five thousand, one hundred forty-six".