122257626 has 16 divisors (see below), whose sum is σ = 247865664. Its totient is φ = 40194144.

The previous prime is 122257607. The next prime is 122257633. The reversal of 122257626 is 626752221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139126 + ... + 140001.

It is an arithmetic number, because the mean of its divisors is an integer number (15491604).

Almost surely, 2^122257626 is an apocalyptic number.

122257626 is an abundant number, since it is smaller than the sum of its proper divisors (125608038).

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

122257626 is a wasteful number, since it uses less digits than its factorization.

122257626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279205.

The product of its digits is 20160, while the sum is 33.

The square root of 122257626 is about 11057.0170480107. The cubic root of 122257626 is about 496.3164306080.

The spelling of 122257626 in words is "one hundred twenty-two million, two hundred fifty-seven thousand, six hundred twenty-six".