122552228 has 6 divisors (see below), whose sum is σ = 214466406. Its totient is φ = 61276112.

The previous prime is 122552219. The next prime is 122552267. The reversal of 122552228 is 822255221.

It can be written as a sum of positive squares in only one way, i.e., 72454144 + 50098084 = 8512^2 + 7078^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122552228.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15319025 + ... + 15319032.

It is an arithmetic number, because the mean of its divisors is an integer number (35744401).

Almost surely, 2^122552228 is an apocalyptic number.

It is an amenable number.

122552228 is a deficient number, since it is larger than the sum of its proper divisors (91914178).

122552228 is a wasteful number, since it uses less digits than its factorization.

122552228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30638061 (or 30638059 counting only the distinct ones).

The product of its digits is 6400, while the sum is 29.

The square root of 122552228 is about 11070.3309796952. The cubic root of 122552228 is about 496.7147657475.

The spelling of 122552228 in words is "one hundred twenty-two million, five hundred fifty-two thousand, two hundred twenty-eight".