122422664 has 64 divisors (see below), whose sum is σ = 283920000. Its totient is φ = 48190464.

The previous prime is 122422637. The next prime is 122422693. The reversal of 122422664 is 466224221.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245087 + ... + 245585.

It is an arithmetic number, because the mean of its divisors is an integer number (4436250).

Almost surely, 2^122422664 is an apocalyptic number.

122422664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122422664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141960000).

122422664 is an abundant number, since it is smaller than the sum of its proper divisors (161497336).

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

122422664 is a wasteful number, since it uses less digits than its factorization.

122422664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862 (or 858 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 122422664 is about 11064.4775746530. The cubic root of 122422664 is about 496.5396593302.

Adding to 122422664 its reverse (466224221), we get a palindrome (588646885).

The spelling of 122422664 in words is "one hundred twenty-two million, four hundred twenty-two thousand, six hundred sixty-four".