940906538 has 32 divisors (see below), whose sum is σ = 1660417920. Its totient is φ = 394234560.

The previous prime is 940906529. The next prime is 940906567. The reversal of 940906538 is 835609049.

It is a super-2 number, since 2×940906538² = 1770610226502290888, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251828 + ... + 255536.

It is an arithmetic number, because the mean of its divisors is an integer number (51888060).

Almost surely, 2^940906538 is an apocalyptic number.

940906538 is a deficient number, since it is larger than the sum of its proper divisors (719511382).

940906538 is a wasteful number, since it uses less digits than its factorization.

940906538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4622.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 940906538 is about 30674.1998754654. The cubic root of 940906538 is about 979.9009125139.

The spelling of 940906538 in words is "nine hundred forty million, nine hundred six thousand, five hundred thirty-eight".