121624132 has 48 divisors (see below), whose sum is σ = 248805760. Its totient is φ = 50948352.

The previous prime is 121624127. The next prime is 121624147. The reversal of 121624132 is 231426121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320719 + ... + 321097.

Almost surely, 2^121624132 is an apocalyptic number.

It is an amenable number.

121624132 is an abundant number, since it is smaller than the sum of its proper divisors (127181628).

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

121624132 is a wasteful number, since it uses less digits than its factorization.

121624132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620 (or 618 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

The square root of 121624132 is about 11028.3331469447. Note that the first 3 decimals coincide. The cubic root of 121624132 is about 495.4577026954.

The spelling of 121624132 in words is "one hundred twenty-one million, six hundred twenty-four thousand, one hundred thirty-two".