122288776 has 16 divisors (see below), whose sum is σ = 229452300. Its totient is φ = 61101504.

The previous prime is 122288729. The next prime is 122288779. The reversal of 122288776 is 677882221.

It can be written as a sum of positive squares in 2 ways, for example, as 110796676 + 11492100 = 10526^2 + 3390^2 .

It is not an unprimeable number, because it can be changed into a prime (122288779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9030 + ... + 18058.

Almost surely, 2^122288776 is an apocalyptic number.

It is an amenable number.

122288776 is a deficient number, since it is larger than the sum of its proper divisors (107163524).

122288776 is a wasteful number, since it uses less digits than its factorization.

122288776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10728 (or 10724 counting only the distinct ones).

The product of its digits is 150528, while the sum is 43.

The square root of 122288776 is about 11058.4255660560. The cubic root of 122288776 is about 496.3585791552.

It can be divided in two parts, 1222 and 88776, that added together give a palindrome (89998).

The spelling of 122288776 in words is "one hundred twenty-two million, two hundred eighty-eight thousand, seven hundred seventy-six".