40294372 has 12 divisors (see below), whose sum is σ = 70566076. Its totient is φ = 20132640.

The previous prime is 40294339. The next prime is 40294391. The reversal of 40294372 is 27349204.

It can be written as a sum of positive squares in 2 ways, for example, as 2643876 + 37650496 = 1626^2 + 6136^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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, 4738 + ... + 10150.

Almost surely, 2^40294372 is an apocalyptic number.

It is an amenable number.

40294372 is a deficient number, since it is larger than the sum of its proper divisors (30271704).

40294372 is a wasteful number, since it uses less digits than its factorization.

40294372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7278 (or 7276 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 40294372 is about 6347.7848104673. The cubic root of 40294372 is about 342.8320880832.

The spelling of 40294372 in words is "forty million, two hundred ninety-four thousand, three hundred seventy-two".