194876772 has 24 divisors (see below), whose sum is σ = 465804192. Its totient is φ = 63374400.

The previous prime is 194876771. The next prime is 194876789. The reversal of 194876772 is 277678491.

It is not an unprimeable number, because it can be changed into a prime (194876771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197554 + ... + 198537.

It is an arithmetic number, because the mean of its divisors is an integer number (19408508).

Almost surely, 2^194876772 is an apocalyptic number.

194876772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194876772 is an abundant number, since it is smaller than the sum of its proper divisors (270927420).

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

194876772 is a wasteful number, since it uses less digits than its factorization.

194876772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396139 (or 396137 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 51.

The square root of 194876772 is about 13959.8270762929. The cubic root of 194876772 is about 579.7668226377.

The spelling of 194876772 in words is "one hundred ninety-four million, eight hundred seventy-six thousand, seven hundred seventy-two".