940190642 has 24 divisors (see below), whose sum is σ = 1551894960. Its totient is φ = 425981160.

The previous prime is 940190633. The next prime is 940190659. The reversal of 940190642 is 246091049.

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 11 ways as a sum of consecutive naturals, for example, 3284 + ... + 43487.

It is an arithmetic number, because the mean of its divisors is an integer number (64662290).

Almost surely, 2^940190642 is an apocalyptic number.

940190642 is a deficient number, since it is larger than the sum of its proper divisors (611704318).

940190642 is a wasteful number, since it uses less digits than its factorization.

940190642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46838 (or 46815 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 940190642 is about 30662.5283041043. The cubic root of 940190642 is about 979.6523277338.

The spelling of 940190642 in words is "nine hundred forty million, one hundred ninety thousand, six hundred forty-two".