921929802 has 16 divisors (see below), whose sum is σ = 1854519840. Its totient is φ = 305533232.

The previous prime is 921929779. The next prime is 921929803. The reversal of 921929802 is 208929129.

It is a happy number.

921929802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (921929803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443052 + ... + 445127.

It is an arithmetic number, because the mean of its divisors is an integer number (115907490).

Almost surely, 2^921929802 is an apocalyptic number.

921929802 is an abundant number, since it is smaller than the sum of its proper divisors (932590038).

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

921929802 is a wasteful number, since it uses less digits than its factorization.

921929802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888357.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 921929802 is about 30363.2969553703. The cubic root of 921929802 is about 973.2683889186.

The spelling of 921929802 in words is "nine hundred twenty-one million, nine hundred twenty-nine thousand, eight hundred two".