921302112 has 24 divisors (see below), whose sum is σ = 2418418296. Its totient is φ = 307100672.

The previous prime is 921302111. The next prime is 921302149. The reversal of 921302112 is 211203129.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (921302111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4798353 + ... + 4798544.

It is an arithmetic number, because the mean of its divisors is an integer number (100767429).

Almost surely, 2^921302112 is an apocalyptic number.

It is an amenable number.

921302112 is an abundant number, since it is smaller than the sum of its proper divisors (1497116184).

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

921302112 is a wasteful number, since it uses less digits than its factorization.

921302112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9596910 (or 9596902 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 921302112 is about 30352.9588672999. The cubic root of 921302112 is about 973.0474575884.

The spelling of 921302112 in words is "nine hundred twenty-one million, three hundred two thousand, one hundred twelve".