122304564 has 54 divisors (see below), whose sum is σ = 313308450. Its totient is φ = 40226400.

The previous prime is 122304557. The next prime is 122304583. The reversal of 122304564 is 465403221.

It can be written as a sum of positive squares in only one way, i.e., 82083600 + 40220964 = 9060^2 + 6342^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 809889 + ... + 810039.

Almost surely, 2^122304564 is an apocalyptic number.

It is an amenable number.

122304564 is an abundant number, since it is smaller than the sum of its proper divisors (191003886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122304564 is a wasteful number, since it uses less digits than its factorization.

122304564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 122304564 is about 11059.1393878547. The cubic root of 122304564 is about 496.3799389024.

Adding to 122304564 its reverse (465403221), we get a palindrome (587707785).

The spelling of 122304564 in words is "one hundred twenty-two million, three hundred four thousand, five hundred sixty-four".