195291044 has 48 divisors (see below), whose sum is σ = 390196800. Its totient is φ = 84779136.

The previous prime is 195291043. The next prime is 195291059. The reversal of 195291044 is 440192591.

It is a junction number, because it is equal to n+sod(n) for n = 195290995 and 195291013.

It is not an unprimeable number, because it can be changed into a prime (195291043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154487 + ... + 155745.

It is an arithmetic number, because the mean of its divisors is an integer number (8129100).

Almost surely, 2^195291044 is an apocalyptic number.

It is an amenable number.

195291044 is a deficient number, since it is larger than the sum of its proper divisors (194905756).

195291044 is a wasteful number, since it uses less digits than its factorization.

195291044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452 (or 1450 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 195291044 is about 13974.6572050981. The cubic root of 195291044 is about 580.1773575718.

The spelling of 195291044 in words is "one hundred ninety-five million, two hundred ninety-one thousand, forty-four".