121928622 has 32 divisors (see below), whose sum is σ = 249979392. Its totient is φ = 39629184.

The previous prime is 121928621. The next prime is 121928627. The reversal of 121928622 is 226829121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121928621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94393 + ... + 95675.

It is an arithmetic number, because the mean of its divisors is an integer number (7811856).

Almost surely, 2^121928622 is an apocalyptic number.

121928622 is an abundant number, since it is smaller than the sum of its proper divisors (128050770).

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

121928622 is a wasteful number, since it uses less digits than its factorization.

121928622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672.

The product of its digits is 6912, while the sum is 33.

The square root of 121928622 is about 11042.1294142027. The cubic root of 121928622 is about 495.8708229984.

The spelling of 121928622 in words is "one hundred twenty-one million, nine hundred twenty-eight thousand, six hundred twenty-two".