195032772 has 288 divisors, whose sum is σ = 627419520. Its totient is φ = 52254720.

The previous prime is 195032767. The next prime is 195032791. The reversal of 195032772 is 277230591.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5271138 + ... + 5271174.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 2^195032772 is an apocalyptic number.

195032772 is a gapful number since it is divisible by the number (12) 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 195032772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313709760).

195032772 is an abundant number, since it is smaller than the sum of its proper divisors (432386748).

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

195032772 is a wasteful number, since it uses less digits than its factorization.

195032772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 195032772 is about 13965.4134203037. The cubic root of 195032772 is about 579.9214836244.

The spelling of 195032772 in words is "one hundred ninety-five million, thirty-two thousand, seven hundred seventy-two".