40504026 has 8 divisors (see below), whose sum is σ = 81008064. Its totient is φ = 13501340.

The previous prime is 40504019. The next prime is 40504049. The reversal of 40504026 is 62040504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

40504026 is an admirable number.

It is a super-2 number, since 2×40504026² = 3281152244417352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40503993 and 40504011.

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, 3375330 + ... + 3375341.

It is an arithmetic number, because the mean of its divisors is an integer number (10126008).

Almost surely, 2^40504026 is an apocalyptic number.

40504026 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40504026 is a wasteful number, since it uses less digits than its factorization.

40504026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750676.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 40504026 is about 6364.2773352518. The cubic root of 40504026 is about 343.4256516965.

The spelling of 40504026 in words is "forty million, five hundred four thousand, twenty-six".