122405264 has 20 divisors (see below), whose sum is σ = 247472256. Its totient is φ = 58541472.

The previous prime is 122405263. The next prime is 122405273. The reversal of 122405264 is 462504221.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (122405263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165944 + ... + 166679.

Almost surely, 2^122405264 is an apocalyptic number.

It is an amenable number.

122405264 is an abundant number, since it is smaller than the sum of its proper divisors (125066992).

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

122405264 is a wasteful number, since it uses less digits than its factorization.

122405264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332654 (or 332648 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 122405264 is about 11063.6912465958. The cubic root of 122405264 is about 496.5161337314.

Adding to 122405264 its reverse (462504221), we get a palindrome (584909485).

The spelling of 122405264 in words is "one hundred twenty-two million, four hundred five thousand, two hundred sixty-four".