40160738 has 16 divisors (see below), whose sum is σ = 61733664. Its totient is φ = 19588800.

The previous prime is 40160719. The next prime is 40160741. The reversal of 40160738 is 83706104.

40160738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40160738² = 3225769753409288, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40160738.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12938 + ... + 15738.

It is an arithmetic number, because the mean of its divisors is an integer number (3858354).

Almost surely, 2^40160738 is an apocalyptic number.

40160738 is a deficient number, since it is larger than the sum of its proper divisors (21572926).

40160738 is a wasteful number, since it uses less digits than its factorization.

40160738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 40160738 is about 6337.2500345181. The cubic root of 40160738 is about 342.4526739446.

The spelling of 40160738 in words is "forty million, one hundred sixty thousand, seven hundred thirty-eight".