122450656 has 12 divisors (see below), whose sum is σ = 241074792. Its totient is φ = 61225312.

The previous prime is 122450633. The next prime is 122450659. The reversal of 122450656 is 656054221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122450659) by changing a digit.

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 as a sum of consecutive naturals, namely, 1913260 + ... + 1913323.

It is an arithmetic number, because the mean of its divisors is an integer number (20089566).

Almost surely, 2^122450656 is an apocalyptic number.

122450656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

122450656 is a deficient number, since it is larger than the sum of its proper divisors (118624136).

122450656 is an equidigital number, since it uses as much as digits as its factorization.

122450656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3826593 (or 3826585 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 122450656 is about 11065.7424513676. The cubic root of 122450656 is about 496.5775011221.

The spelling of 122450656 in words is "one hundred twenty-two million, four hundred fifty thousand, six hundred fifty-six".