195884025 has 24 divisors (see below), whose sum is σ = 329978880. Its totient is φ = 102498240.

The previous prime is 195884021. The next prime is 195884063. The reversal of 195884025 is 520488591.

It is a happy number.

It is not a de Polignac number, because 195884025 - 2² = 195884021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195884021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20665 + ... + 28614.

It is an arithmetic number, because the mean of its divisors is an integer number (13749120).

Almost surely, 2^195884025 is an apocalyptic number.

195884025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

195884025 is a deficient number, since it is larger than the sum of its proper divisors (134094855).

195884025 is a wasteful number, since it uses less digits than its factorization.

195884025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49345 (or 49340 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 42.

The square root of 195884025 is about 13995.8574228234. The cubic root of 195884025 is about 580.7639803560.

The spelling of 195884025 in words is "one hundred ninety-five million, eight hundred eighty-four thousand, twenty-five".