194986374 has 32 divisors (see below), whose sum is σ = 436928256. Its totient is φ = 57489120.

The previous prime is 194986367. The next prime is 194986391. The reversal of 194986374 is 473689491.

194986374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37482 + ... + 42365.

It is an arithmetic number, because the mean of its divisors is an integer number (13654008).

Almost surely, 2^194986374 is an apocalyptic number.

194986374 is an abundant number, since it is smaller than the sum of its proper divisors (241941882).

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

194986374 is a wasteful number, since it uses less digits than its factorization.

194986374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79900.

The product of its digits is 1306368, while the sum is 51.

The square root of 194986374 is about 13963.7521461819. The cubic root of 194986374 is about 579.8754924973.

The spelling of 194986374 in words is "one hundred ninety-four million, nine hundred eighty-six thousand, three hundred seventy-four".