122247922 has 4 divisors (see below), whose sum is σ = 183371886. Its totient is φ = 61123960.

The previous prime is 122247913. The next prime is 122247953. The reversal of 122247922 is 229742221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 84437721 + 37810201 = 9189^2 + 6149^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30561979 + ... + 30561982.

Almost surely, 2^122247922 is an apocalyptic number.

122247922 is a deficient number, since it is larger than the sum of its proper divisors (61123964).

122247922 is an equidigital number, since it uses as much as digits as its factorization.

122247922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61123963.

The product of its digits is 8064, while the sum is 31.

The square root of 122247922 is about 11056.5782229404. The cubic root of 122247922 is about 496.3032988244.

The spelling of 122247922 in words is "one hundred twenty-two million, two hundred forty-seven thousand, nine hundred twenty-two".