40408675 has 6 divisors (see below), whose sum is σ = 50106788. Its totient is φ = 32326920.

The previous prime is 40408637. The next prime is 40408703. The reversal of 40408675 is 57680404.

It is not a de Polignac number, because 40408675 - 2⁷ = 40408547 is a prime.

It is a super-2 number, since 2×40408675² = 3265722030511250, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40408675.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 808149 + ... + 808198.

Almost surely, 2^40408675 is an apocalyptic number.

40408675 is a deficient number, since it is larger than the sum of its proper divisors (9698113).

40408675 is a wasteful number, since it uses less digits than its factorization.

40408675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616357 (or 1616352 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 40408675 is about 6356.7818115773. The cubic root of 40408675 is about 343.1559525076.

The spelling of 40408675 in words is "forty million, four hundred eight thousand, six hundred seventy-five".