122505546 has 16 divisors (see below), whose sum is σ = 245128608. Its totient is φ = 40815600.

The previous prime is 122505533. The next prime is 122505589. The reversal of 122505546 is 645505221.

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 7 ways as a sum of consecutive naturals, for example, 14676 + ... + 21456.

It is an arithmetic number, because the mean of its divisors is an integer number (15320538).

Almost surely, 2^122505546 is an apocalyptic number.

122505546 is an abundant number, since it is smaller than the sum of its proper divisors (122623062).

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

122505546 is a wasteful number, since it uses less digits than its factorization.

122505546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9797.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 122505546 is about 11068.2223504951. Note that the first 3 decimals coincide. The cubic root of 122505546 is about 496.6516890118.

The spelling of 122505546 in words is "one hundred twenty-two million, five hundred five thousand, five hundred forty-six".