122456242 has 16 divisors (see below), whose sum is σ = 185385600. Its totient is φ = 60664032.

The previous prime is 122456239. The next prime is 122456251. The reversal of 122456242 is 242654221.

It is a self number, because there is not a number n which added to its sum of digits gives 122456242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124083 + ... + 125065.

It is an arithmetic number, because the mean of its divisors is an integer number (11586600).

Almost surely, 2^122456242 is an apocalyptic number.

122456242 is a deficient number, since it is larger than the sum of its proper divisors (62929358).

122456242 is a wasteful number, since it uses less digits than its factorization.

122456242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497.

The product of its digits is 7680, while the sum is 28.

The square root of 122456242 is about 11065.9948490861. The cubic root of 122456242 is about 496.5850520269.

The spelling of 122456242 in words is "one hundred twenty-two million, four hundred fifty-six thousand, two hundred forty-two".