122238764 has 6 divisors (see below), whose sum is σ = 213917844. Its totient is φ = 61119380.

The previous prime is 122238763. The next prime is 122238769. The reversal of 122238764 is 467832221.

It is not an unprimeable number, because it can be changed into a prime (122238763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15279842 + ... + 15279849.

It is an arithmetic number, because the mean of its divisors is an integer number (35652974).

Almost surely, 2^122238764 is an apocalyptic number.

It is an amenable number.

122238764 is a deficient number, since it is larger than the sum of its proper divisors (91679080).

122238764 is a wasteful number, since it uses less digits than its factorization.

122238764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30559695 (or 30559693 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 122238764 is about 11056.1640725886. The cubic root of 122238764 is about 496.2909052691.

The spelling of 122238764 in words is "one hundred twenty-two million, two hundred thirty-eight thousand, seven hundred sixty-four".