122664344 has 16 divisors (see below), whose sum is σ = 250904520. Its totient is φ = 55756480.

The previous prime is 122664343. The next prime is 122664371. The reversal of 122664344 is 443466221.

It is a self number, because there is not a number n which added to its sum of digits gives 122664344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122664343) 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, 696869 + ... + 697044.

Almost surely, 2^122664344 is an apocalyptic number.

It is an amenable number.

122664344 is an abundant number, since it is smaller than the sum of its proper divisors (128240176).

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

122664344 is a wasteful number, since it uses less digits than its factorization.

122664344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393930 (or 1393926 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

The square root of 122664344 is about 11075.3936273164. The cubic root of 122664344 is about 496.8661915240.

It can be divided in two parts, 122 and 664344, that added together give a palindrome (664466).

The spelling of 122664344 in words is "one hundred twenty-two million, six hundred sixty-four thousand, three hundred forty-four".