122613864 has 32 divisors (see below), whose sum is σ = 306889440. Its totient is φ = 40824000.

The previous prime is 122613839. The next prime is 122613889. The reversal of 122613864 is 468316221.

It is an interprime number because it is at equal distance from previous prime (122613839) and next prime (122613889).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22794 + ... + 27654.

It is an arithmetic number, because the mean of its divisors is an integer number (9590295).

Almost surely, 2^122613864 is an apocalyptic number.

It is an amenable number.

122613864 is an abundant number, since it is smaller than the sum of its proper divisors (184275576).

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

122613864 is a wasteful number, since it uses less digits than its factorization.

122613864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5921 (or 5917 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 122613864 is about 11073.1144670323. The cubic root of 122613864 is about 496.7980238018.

The spelling of 122613864 in words is "one hundred twenty-two million, six hundred thirteen thousand, eight hundred sixty-four".