195262500 has 144 divisors (see below), whose sum is σ = 587962368. Its totient is φ = 50400000.

The previous prime is 195262469. The next prime is 195262513. The reversal of 195262500 is 5262591.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1537437 + ... + 1537563.

It is an arithmetic number, because the mean of its divisors is an integer number (4083072).

Almost surely, 2^195262500 is an apocalyptic number.

195262500 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 195262500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293981184).

195262500 is an abundant number, since it is smaller than the sum of its proper divisors (392699868).

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

195262500 is a wasteful number, since it uses less digits than its factorization.

195262500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 195262500 is about 13973.6358904903. The cubic root of 195262500 is about 580.1490896952.

The spelling of 195262500 in words is "one hundred ninety-five million, two hundred sixty-two thousand, five hundred".