195472256 has 128 divisors (see below), whose sum is σ = 484263360. Its totient is φ = 76677120.

The previous prime is 195472237. The next prime is 195472261. The reversal of 195472256 is 652274591.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

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, 624356 + ... + 624668.

Almost surely, 2^195472256 is an apocalyptic number.

195472256 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 195472256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242131680).

195472256 is an abundant number, since it is smaller than the sum of its proper divisors (288791104).

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

195472256 is a wasteful number, since it uses less digits than its factorization.

195472256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 380 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

The square root of 195472256 is about 13981.1392954938. The cubic root of 195472256 is about 580.3567523790.

The spelling of 195472256 in words is "one hundred ninety-five million, four hundred seventy-two thousand, two hundred fifty-six".