122156246 has 16 divisors (see below), whose sum is σ = 186278400. Its totient is φ = 60070248.

The previous prime is 122156233. The next prime is 122156257. The reversal of 122156246 is 642651221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38135 + ... + 41213.

It is an arithmetic number, because the mean of its divisors is an integer number (11642400).

Almost surely, 2^122156246 is an apocalyptic number.

122156246 is a deficient number, since it is larger than the sum of its proper divisors (64122154).

122156246 is a wasteful number, since it uses less digits than its factorization.

122156246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403.

The product of its digits is 5760, while the sum is 29.

The square root of 122156246 is about 11052.4316781421. The cubic root of 122156246 is about 496.1792054280.

The spelling of 122156246 in words is "one hundred twenty-two million, one hundred fifty-six thousand, two hundred forty-six".