920829994 has 16 divisors (see below), whose sum is σ = 1592538048. Its totient is φ = 391148352.

The previous prime is 920829941. The next prime is 920830039. The reversal of 920829994 is 499928029.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289452 + ... + 292615.

It is an arithmetic number, because the mean of its divisors is an integer number (99533628).

Almost surely, 2^920829994 is an apocalyptic number.

920829994 is a deficient number, since it is larger than the sum of its proper divisors (671708054).

920829994 is a wasteful number, since it uses less digits than its factorization.

920829994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582189.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 920829994 is about 30345.1807376394. The cubic root of 920829994 is about 972.8812176159.

The spelling of 920829994 in words is "nine hundred twenty million, eight hundred twenty-nine thousand, nine hundred ninety-four".