195442400 has 36 divisors (see below), whose sum is σ = 477125712. Its totient is φ = 78176640.

The previous prime is 195442393. The next prime is 195442433. The reversal of 195442400 is 4244591.

195442400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 121352 + ... + 122951.

It is an arithmetic number, because the mean of its divisors is an integer number (13253492).

Almost surely, 2^195442400 is an apocalyptic number.

195442400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195442400 is an abundant number, since it is smaller than the sum of its proper divisors (281683312).

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

195442400 is a wasteful number, since it uses less digits than its factorization.

195442400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244323 (or 244310 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 195442400 is about 13980.0715305752. The cubic root of 195442400 is about 580.3272034056.

Adding to 195442400 its reverse (4244591), we get a palindrome (199686991).

The spelling of 195442400 in words is "one hundred ninety-five million, four hundred forty-two thousand, four hundred".