40402675 has 12 divisors (see below), whose sum is σ = 50849176. Its totient is φ = 31838400.

The previous prime is 40402667. The next prime is 40402709. The reversal of 40402675 is 57620404.

It is not a de Polignac number, because 40402675 - 2³ = 40402667 is a prime.

It is a super-2 number, since 2×40402675² = 3264752294311250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

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, 10386 + ... + 13735.

Almost surely, 2^40402675 is an apocalyptic number.

40402675 is a deficient number, since it is larger than the sum of its proper divisors (10446501).

40402675 is a wasteful number, since it uses less digits than its factorization.

40402675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24198 (or 24193 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 40402675 is about 6356.3098571420. The cubic root of 40402675 is about 343.1389673955.

The spelling of 40402675 in words is "forty million, four hundred two thousand, six hundred seventy-five".