122238736 has 10 divisors (see below), whose sum is σ = 236837582. Its totient is φ = 61119360.

The previous prime is 122238703. The next prime is 122238751. The reversal of 122238736 is 637832221.

It can be written as a sum of positive squares in only one way, i.e., 122235136 + 3600 = 11056^2 + 60^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3819945 + ... + 3819976.

Almost surely, 2^122238736 is an apocalyptic number.

122238736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122238736 is a deficient number, since it is larger than the sum of its proper divisors (114598846).

122238736 is an equidigital number, since it uses as much as digits as its factorization.

122238736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7639929 (or 7639923 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 122238736 is about 11056.1628063266. The cubic root of 122238736 is about 496.2908673757.

The spelling of 122238736 in words is "one hundred twenty-two million, two hundred thirty-eight thousand, seven hundred thirty-six".