122427672 has 32 divisors (see below), whose sum is σ = 314343600. Its totient is φ = 39705984.

The previous prime is 122427667. The next prime is 122427673. The reversal of 122427672 is 276724221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122427673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68047 + ... + 69822.

Almost surely, 2^122427672 is an apocalyptic number.

122427672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122427672 is an abundant number, since it is smaller than the sum of its proper divisors (191915928).

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

122427672 is a wasteful number, since it uses less digits than its factorization.

122427672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137915 (or 137911 counting only the distinct ones).

The product of its digits is 18816, while the sum is 33.

The square root of 122427672 is about 11064.7038821651. The cubic root of 122427672 is about 496.5464299630.

The spelling of 122427672 in words is "one hundred twenty-two million, four hundred twenty-seven thousand, six hundred seventy-two".