40590742 has 8 divisors (see below), whose sum is σ = 61884432. Its totient is φ = 19962600.

The previous prime is 40590733. The next prime is 40590773. The reversal of 40590742 is 24709504.

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

It is a super-2 number, since 2×40590742² = 3295216672221128, which contains 22 as substring.

It is a congruent number.

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, 166234 + ... + 166477.

It is an arithmetic number, because the mean of its divisors is an integer number (7735554).

Almost surely, 2^40590742 is an apocalyptic number.

40590742 is a deficient number, since it is larger than the sum of its proper divisors (21293690).

40590742 is a wasteful number, since it uses less digits than its factorization.

40590742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332774.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 40590742 is about 6371.0864065715. The cubic root of 40590742 is about 343.6705596263.

The spelling of 40590742 in words is "forty million, five hundred ninety thousand, seven hundred forty-two".