194372942 has 16 divisors (see below), whose sum is σ = 299803680. Its totient is φ = 94472352.

The previous prime is 194372909. The next prime is 194372987. The reversal of 194372942 is 249273491.

It is a self number, because there is not a number n which added to its sum of digits gives 194372942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3143 + ... + 19965.

It is an arithmetic number, because the mean of its divisors is an integer number (18737730).

Almost surely, 2^194372942 is an apocalyptic number.

194372942 is a deficient number, since it is larger than the sum of its proper divisors (105430738).

194372942 is a wasteful number, since it uses less digits than its factorization.

194372942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16987.

The product of its digits is 108864, while the sum is 41.

The square root of 194372942 is about 13941.7696868081. The cubic root of 194372942 is about 579.2667527552.

The spelling of 194372942 in words is "one hundred ninety-four million, three hundred seventy-two thousand, nine hundred forty-two".