122355822 has 16 divisors (see below), whose sum is σ = 252605952. Its totient is φ = 39469560.

The previous prime is 122355773. The next prime is 122355823. The reversal of 122355822 is 228553221.

It is a self number, because there is not a number n which added to its sum of digits gives 122355822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122355823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328728 + ... + 329099.

It is an arithmetic number, because the mean of its divisors is an integer number (15787872).

Almost surely, 2^122355822 is an apocalyptic number.

122355822 is an abundant number, since it is smaller than the sum of its proper divisors (130250130).

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

122355822 is a wasteful number, since it uses less digits than its factorization.

122355822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657863.

The product of its digits is 9600, while the sum is 30.

The square root of 122355822 is about 11061.4565948613. The cubic root of 122355822 is about 496.4492737074.

The spelling of 122355822 in words is "one hundred twenty-two million, three hundred fifty-five thousand, eight hundred twenty-two".