121625622 has 12 divisors (see below), whose sum is σ = 263522220. Its totient is φ = 40541868.

The previous prime is 121625611. The next prime is 121625641. The reversal of 121625622 is 226526121.

121625622 is a `hidden beast` number, since 1 + 2 + 16 + 25 + 622 = 666.

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 5 ways as a sum of consecutive naturals, for example, 3378472 + ... + 3378507.

It is an arithmetic number, because the mean of its divisors is an integer number (21960185).

Almost surely, 2^121625622 is an apocalyptic number.

121625622 is an abundant number, since it is smaller than the sum of its proper divisors (141896598).

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

121625622 is a wasteful number, since it uses less digits than its factorization.

121625622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6756987 (or 6756984 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 121625622 is about 11028.4007000109. The cubic root of 121625622 is about 495.4597259479.

The spelling of 121625622 in words is "one hundred twenty-one million, six hundred twenty-five thousand, six hundred twenty-two".