122774452 has 12 divisors (see below), whose sum is σ = 217070980. Its totient is φ = 60754176.

The previous prime is 122774423. The next prime is 122774461. The reversal of 122774452 is 254477221.

It can be written as a sum of positive squares in 2 ways, for example, as 61371556 + 61402896 = 7834^2 + 7836^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157827 + ... + 158602.

Almost surely, 2^122774452 is an apocalyptic number.

It is an amenable number.

122774452 is a deficient number, since it is larger than the sum of its proper divisors (94296528).

122774452 is a wasteful number, since it uses less digits than its factorization.

122774452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316530 (or 316528 counting only the distinct ones).

The product of its digits is 31360, while the sum is 34.

The square root of 122774452 is about 11080.3633514429. The cubic root of 122774452 is about 497.0148154827.

The spelling of 122774452 in words is "one hundred twenty-two million, seven hundred seventy-four thousand, four hundred fifty-two".