122506556 has 96 divisors (see below), whose sum is σ = 255104640. Its totient is φ = 51093504.

The previous prime is 122506511. The next prime is 122506567. The reversal of 122506556 is 655605221.

It is a super-2 number, since 2×122506556² = 30015712525962272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1678136 + ... + 1678208.

It is an arithmetic number, because the mean of its divisors is an integer number (2657340).

Almost surely, 2^122506556 is an apocalyptic number.

It is an amenable number.

122506556 is an abundant number, since it is smaller than the sum of its proper divisors (132598084).

122506556 is a wasteful number, since it uses less digits than its factorization.

122506556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 122506556 is about 11068.2679765174. The cubic root of 122506556 is about 496.6530538937.

The spelling of 122506556 in words is "one hundred twenty-two million, five hundred six thousand, five hundred fifty-six".