195212622 has 16 divisors (see below), whose sum is σ = 425918592. Its totient is φ = 59155320.

The previous prime is 195212617. The next prime is 195212623. The reversal of 195212622 is 226212591.

It is a super-2 number, since 2×195212622² = 76215935576229768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 195212622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195212623) 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, 1478818 + ... + 1478949.

It is an arithmetic number, because the mean of its divisors is an integer number (26619912).

Almost surely, 2^195212622 is an apocalyptic number.

195212622 is an abundant number, since it is smaller than the sum of its proper divisors (230705970).

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

195212622 is a wasteful number, since it uses less digits than its factorization.

195212622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2957783.

The product of its digits is 4320, while the sum is 30.

The square root of 195212622 is about 13971.8510584675. The cubic root of 195212622 is about 580.0996875818.

The spelling of 195212622 in words is "one hundred ninety-five million, two hundred twelve thousand, six hundred twenty-two".