195531252 has 24 divisors (see below), whose sum is σ = 521416896. Its totient is φ = 55866048.

The previous prime is 195531247. The next prime is 195531269. The reversal of 195531252 is 252135591.

It is a congruent 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, 1163793 + ... + 1163960.

It is an arithmetic number, because the mean of its divisors is an integer number (21725704).

Almost surely, 2^195531252 is an apocalyptic number.

195531252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

195531252 is an abundant number, since it is smaller than the sum of its proper divisors (325885644).

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

195531252 is a wasteful number, since it uses less digits than its factorization.

195531252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327767 (or 2327765 counting only the distinct ones).

The product of its digits is 13500, while the sum is 33.

The square root of 195531252 is about 13983.2489786888. The cubic root of 195531252 is about 580.4151328429.

The spelling of 195531252 in words is "one hundred ninety-five million, five hundred thirty-one thousand, two hundred fifty-two".