195464976 has 80 divisors (see below), whose sum is σ = 580212864. Its totient is φ = 55544832.

The previous prime is 195464939. The next prime is 195464981. The reversal of 195464976 is 679464591.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64716 + ... + 67668.

Almost surely, 2^195464976 is an apocalyptic number.

195464976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195464976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290106432).

195464976 is an abundant number, since it is smaller than the sum of its proper divisors (384747888).

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

195464976 is a wasteful number, since it uses less digits than its factorization.

195464976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168 (or 3162 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The square root of 195464976 is about 13980.8789423269. The cubic root of 195464976 is about 580.3495475209.

The spelling of 195464976 in words is "one hundred ninety-five million, four hundred sixty-four thousand, nine hundred seventy-six".