195466520 has 16 divisors (see below), whose sum is σ = 439799760. Its totient is φ = 78186592.

The previous prime is 195466487. The next prime is 195466529. The reversal of 195466520 is 25664591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195466529) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2443292 + ... + 2443371.

It is an arithmetic number, because the mean of its divisors is an integer number (27487485).

Almost surely, 2^195466520 is an apocalyptic number.

195466520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195466520 is an abundant number, since it is smaller than the sum of its proper divisors (244333240).

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

195466520 is a wasteful number, since it uses less digits than its factorization.

195466520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886674 (or 4886670 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 195466520 is about 13980.9341604916. The cubic root of 195466520 is about 580.3510755991.

The spelling of 195466520 in words is "one hundred ninety-five million, four hundred sixty-six thousand, five hundred twenty".