122172954 has 16 divisors (see below), whose sum is σ = 244454592. Its totient is φ = 40706208.

The previous prime is 122172949. The next prime is 122172961. The reversal of 122172954 is 459271221.

It is a super-2 number, since 2×122172954² = 29852461378172232, which contains 22 as substring.

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, 22467 + ... + 27369.

It is an arithmetic number, because the mean of its divisors is an integer number (15278412).

Almost surely, 2^122172954 is an apocalyptic number.

122172954 is an abundant number, since it is smaller than the sum of its proper divisors (122281638).

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

122172954 is a wasteful number, since it uses less digits than its factorization.

122172954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9061.

The product of its digits is 10080, while the sum is 33.

The square root of 122172954 is about 11053.1875040642. The cubic root of 122172954 is about 496.2018261413.

The spelling of 122172954 in words is "one hundred twenty-two million, one hundred seventy-two thousand, nine hundred fifty-four".