122905264 has 20 divisors (see below), whose sum is σ = 238395456. Its totient is φ = 61383872.

The previous prime is 122905259. The next prime is 122905271. The reversal of 122905264 is 462509221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12417 + ... + 19999.

Almost surely, 2^122905264 is an apocalyptic number.

It is an amenable number.

122905264 is a deficient number, since it is larger than the sum of its proper divisors (115490192).

122905264 is a wasteful number, since it uses less digits than its factorization.

122905264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8604 (or 8598 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 122905264 is about 11086.2646549683. The cubic root of 122905264 is about 497.1912702854.

The spelling of 122905264 in words is "one hundred twenty-two million, nine hundred five thousand, two hundred sixty-four".