122563684 has 12 divisors (see below), whose sum is σ = 220283644. Its totient is φ = 59625504.

The previous prime is 122563669. The next prime is 122563691. The reversal of 122563684 is 486365221.

It can be written as a sum of positive squares in 2 ways, for example, as 47914084 + 74649600 = 6922^2 + 8640^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413919 + ... + 414214.

Almost surely, 2^122563684 is an apocalyptic number.

It is an amenable number.

122563684 is a deficient number, since it is larger than the sum of its proper divisors (97719960).

122563684 is a wasteful number, since it uses less digits than its factorization.

122563684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828174 (or 828172 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 122563684 is about 11070.8483866414. The cubic root of 122563684 is about 496.7302426511.

The spelling of 122563684 in words is "one hundred twenty-two million, five hundred sixty-three thousand, six hundred eighty-four".