122816826 has 96 divisors (see below), whose sum is σ = 306633600. Its totient is φ = 35164800.

The previous prime is 122816809. The next prime is 122816873. The reversal of 122816826 is 628618221.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 678456 + ... + 678636.

It is an arithmetic number, because the mean of its divisors is an integer number (3194100).

Almost surely, 2^122816826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122816826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153316800).

122816826 is an abundant number, since it is smaller than the sum of its proper divisors (183816774).

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

122816826 is a wasteful number, since it uses less digits than its factorization.

122816826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 369 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 122816826 is about 11082.2753078959. The cubic root of 122816826 is about 497.0719882984.

The spelling of 122816826 in words is "one hundred twenty-two million, eight hundred sixteen thousand, eight hundred twenty-six".