40378504 has 16 divisors (see below), whose sum is σ = 76623120. Its totient is φ = 19945680.

The previous prime is 40378489. The next prime is 40378511. The reversal of 40378504 is 40587304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29742 + ... + 31069.

It is an arithmetic number, because the mean of its divisors is an integer number (4788945).

Almost surely, 2^40378504 is an apocalyptic number.

It is an amenable number.

40378504 is a deficient number, since it is larger than the sum of its proper divisors (36244616).

40378504 is a wasteful number, since it uses less digits than its factorization.

40378504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60900 (or 60896 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 40378504 is about 6354.4082336595. The cubic root of 40378504 is about 343.0705258339.

The spelling of 40378504 in words is "forty million, three hundred seventy-eight thousand, five hundred four".