122624464 has 10 divisors (see below), whose sum is σ = 237584930. Its totient is φ = 61312224.

The previous prime is 122624459. The next prime is 122624471. The reversal of 122624464 is 464426221.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 108993600 + 13630864 = 10440^2 + 3692^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3831999 + ... + 3832030.

It is an arithmetic number, because the mean of its divisors is an integer number (23758493).

Almost surely, 2^122624464 is an apocalyptic number.

It is an amenable number.

122624464 is a deficient number, since it is larger than the sum of its proper divisors (114960466).

122624464 is an equidigital number, since it uses as much as digits as its factorization.

122624464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7664037 (or 7664031 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

The square root of 122624464 is about 11073.5930934814. The cubic root of 122624464 is about 496.8123394949.

The spelling of 122624464 in words is "one hundred twenty-two million, six hundred twenty-four thousand, four hundred sixty-four".