122288528 has 10 divisors (see below), whose sum is σ = 236934054. Its totient is φ = 61144256.

The previous prime is 122288471. The next prime is 122288549. The reversal of 122288528 is 825882221.

It can be written as a sum of positive squares in only one way, i.e., 96196864 + 26091664 = 9808^2 + 5108^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122288491 and 122288500.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3821501 + ... + 3821532.

Almost surely, 2^122288528 is an apocalyptic number.

It is an amenable number.

122288528 is a deficient number, since it is larger than the sum of its proper divisors (114645526).

122288528 is an equidigital number, since it uses as much as digits as its factorization.

122288528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7643041 (or 7643035 counting only the distinct ones).

The product of its digits is 40960, while the sum is 38.

The square root of 122288528 is about 11058.4143528808. The cubic root of 122288528 is about 496.3582436188.

The spelling of 122288528 in words is "one hundred twenty-two million, two hundred eighty-eight thousand, five hundred twenty-eight".