195796920 has 64 divisors (see below), whose sum is σ = 640794240. Its totient is φ = 47465600.

The previous prime is 195796901. The next prime is 195797029. The reversal of 195796920 is 29697591.

It is a super-3 number, since 3×195796920³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 195796920.

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, 72846 + ... + 75485.

It is an arithmetic number, because the mean of its divisors is an integer number (10012410).

Almost surely, 2^195796920 is an apocalyptic number.

195796920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195796920 is an abundant number, since it is smaller than the sum of its proper divisors (444997320).

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

195796920 is a wasteful number, since it uses less digits than its factorization.

195796920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148356 (or 148352 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 48.

The square root of 195796920 is about 13992.7452631712. The cubic root of 195796920 is about 580.6778835840.

The spelling of 195796920 in words is "one hundred ninety-five million, seven hundred ninety-six thousand, nine hundred twenty".