122799432 has 256 divisors, whose sum is σ = 409190400. Its totient is φ = 29859840.

The previous prime is 122799421. The next prime is 122799437. The reversal of 122799432 is 234997221.

It is not an unprimeable number, because it can be changed into a prime (122799437) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1682148 + ... + 1682220.

It is an arithmetic number, because the mean of its divisors is an integer number (1598400).

Almost surely, 2^122799432 is an apocalyptic number.

122799432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122799432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204595200).

122799432 is an abundant number, since it is smaller than the sum of its proper divisors (286390968).

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

122799432 is a wasteful number, since it uses less digits than its factorization.

122799432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 152 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 122799432 is about 11081.4905134643. The cubic root of 122799432 is about 497.0485211600.

The spelling of 122799432 in words is "one hundred twenty-two million, seven hundred ninety-nine thousand, four hundred thirty-two".