920009004 has 48 divisors (see below), whose sum is σ = 2206571136. Its totient is φ = 298166400.

The previous prime is 920009003. The next prime is 920009011. The reversal of 920009004 is 400900029.

It is not an unprimeable number, because it can be changed into a prime (920009003) 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, 147999 + ... + 154089.

It is an arithmetic number, because the mean of its divisors is an integer number (45970232).

Almost surely, 2^920009004 is an apocalyptic number.

It is an amenable number.

920009004 is an abundant number, since it is smaller than the sum of its proper divisors (1286562132).

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

920009004 is a wasteful number, since it uses less digits than its factorization.

920009004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446 (or 6444 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 920009004 is about 30331.6502023876. The cubic root of 920009004 is about 972.5919991034.

The spelling of 920009004 in words is "nine hundred twenty million, nine thousand, four".