195061992 has 32 divisors (see below), whose sum is σ = 494527680. Its totient is φ = 64104320.

The previous prime is 195061949. The next prime is 195062017. The reversal of 195061992 is 299160591.

It is a happy 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, 55533 + ... + 58940.

It is an arithmetic number, because the mean of its divisors is an integer number (15453990).

Almost surely, 2^195061992 is an apocalyptic number.

195061992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

195061992 is an abundant number, since it is smaller than the sum of its proper divisors (299465688).

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

195061992 is a wasteful number, since it uses less digits than its factorization.

195061992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114553 (or 114549 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 42.

The square root of 195061992 is about 13966.4595370480. The cubic root of 195061992 is about 579.9504436454.

The spelling of 195061992 in words is "one hundred ninety-five million, sixty-one thousand, nine hundred ninety-two".