195803628 has 24 divisors (see below), whose sum is σ = 459404400. Its totient is φ = 64906560.

The previous prime is 195803627. The next prime is 195803653. The reversal of 195803628 is 826308591.

It is a self number, because there is not a number n which added to its sum of digits gives 195803628.

It is not an unprimeable number, because it can be changed into a prime (195803627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42903 + ... + 47246.

It is an arithmetic number, because the mean of its divisors is an integer number (19141850).

Almost surely, 2^195803628 is an apocalyptic number.

It is an amenable number.

195803628 is an abundant number, since it is smaller than the sum of its proper divisors (263600772).

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

195803628 is a wasteful number, since it uses less digits than its factorization.

195803628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90337 (or 90335 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 195803628 is about 13992.9849567560. The cubic root of 195803628 is about 580.6845148473.

The spelling of 195803628 in words is "one hundred ninety-five million, eight hundred three thousand, six hundred twenty-eight".