122855064 has 32 divisors (see below), whose sum is σ = 323304000. Its totient is φ = 38796192.

The previous prime is 122855041. The next prime is 122855081. The reversal of 122855064 is 460558221.

It is a congruent number.

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, 134254 + ... + 135165.

It is an arithmetic number, because the mean of its divisors is an integer number (10103250).

Almost surely, 2^122855064 is an apocalyptic number.

It is an amenable number.

122855064 is an abundant number, since it is smaller than the sum of its proper divisors (200448936).

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

122855064 is a wasteful number, since it uses less digits than its factorization.

122855064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269447 (or 269443 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 122855064 is about 11084.0003608805. Note that the first 3 decimals coincide. The cubic root of 122855064 is about 497.1235693591.

The spelling of 122855064 in words is "one hundred twenty-two million, eight hundred fifty-five thousand, sixty-four".