195594240 has 96 divisors (see below), whose sum is σ = 625847040. Its totient is φ = 52150272.

The previous prime is 195594233. The next prime is 195594251. The reversal of 195594240 is 42495591.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nialpdrome in base 16.

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, 27537 + ... + 33903.

It is an arithmetic number, because the mean of its divisors is an integer number (6519240).

Almost surely, 2^195594240 is an apocalyptic number.

195594240 is a gapful number since it is divisible by the number (10) 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 195594240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312923520).

195594240 is an abundant number, since it is smaller than the sum of its proper divisors (430252800).

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

195594240 is an equidigital number, since it uses as much as digits as its factorization.

195594240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6397 (or 6377 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 195594240 is about 13985.5010636015. The cubic root of 195594240 is about 580.4774506958.

The spelling of 195594240 in words is "one hundred ninety-five million, five hundred ninety-four thousand, two hundred forty".