195400272 has 80 divisors (see below), whose sum is σ = 529251840. Its totient is φ = 62004096.

The previous prime is 195400243. The next prime is 195400327. The reversal of 195400272 is 272004591.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418183 + ... + 418649.

It is an arithmetic number, because the mean of its divisors is an integer number (6615648).

Almost surely, 2^195400272 is an apocalyptic number.

195400272 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 195400272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264625920).

195400272 is an abundant number, since it is smaller than the sum of its proper divisors (333851568).

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

195400272 is a wasteful number, since it uses less digits than its factorization.

195400272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 874 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 195400272 is about 13978.5647331906. The cubic root of 195400272 is about 580.2855035131.

The spelling of 195400272 in words is "one hundred ninety-five million, four hundred thousand, two hundred seventy-two".