194925894 has 16 divisors (see below), whose sum is σ = 390960432. Its totient is φ = 64790528.

The previous prime is 194925881. The next prime is 194925901. The reversal of 194925894 is 498529491.

It is a super-2 number, since 2×194925894² = 75992208303398472, which contains 22 as substring.

It is a Curzon number.

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, 43899 + ... + 48134.

It is an arithmetic number, because the mean of its divisors is an integer number (24435027).

Almost surely, 2^194925894 is an apocalyptic number.

194925894 is an abundant number, since it is smaller than the sum of its proper divisors (196034538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194925894 is a wasteful number, since it uses less digits than its factorization.

194925894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92391.

The product of its digits is 933120, while the sum is 51.

The square root of 194925894 is about 13961.5863711829. The cubic root of 194925894 is about 579.8155319032.

The spelling of 194925894 in words is "one hundred ninety-four million, nine hundred twenty-five thousand, eight hundred ninety-four".