194748402 has 16 divisors (see below), whose sum is σ = 393354432. Its totient is φ = 64273200.

The previous prime is 194748397. The next prime is 194748443. The reversal of 194748402 is 204847491.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160078 + ... + 161289.

It is an arithmetic number, because the mean of its divisors is an integer number (24584652).

Almost surely, 2^194748402 is an apocalyptic number.

194748402 is an abundant number, since it is smaller than the sum of its proper divisors (198606030).

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

194748402 is a wasteful number, since it uses less digits than its factorization.

194748402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321473.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 194748402 is about 13955.2284825437. The cubic root of 194748402 is about 579.6394925750.

The spelling of 194748402 in words is "one hundred ninety-four million, seven hundred forty-eight thousand, four hundred two".