125216622 has 24 divisors (see below), whose sum is σ = 274574664. Its totient is φ = 41235504.

The previous prime is 125216617. The next prime is 125216633. The reversal of 125216622 is 226612521.

125216622 is a `hidden beast` number, since 1 + 25 + 2 + 16 + 622 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40413 + ... + 43400.

It is an arithmetic number, because the mean of its divisors is an integer number (11440611).

Almost surely, 2^125216622 is an apocalyptic number.

125216622 is an abundant number, since it is smaller than the sum of its proper divisors (149358042).

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

125216622 is a wasteful number, since it uses less digits than its factorization.

125216622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83904 (or 83901 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 125216622 is about 11190.0233243725. The cubic root of 125216622 is about 500.2886626490.

The spelling of 125216622 in words is "one hundred twenty-five million, two hundred sixteen thousand, six hundred twenty-two".