428933004 has 24 divisors (see below), whose sum is σ = 1002946560. Its totient is φ = 142677264.

The previous prime is 428932993. The next prime is 428933023. The reversal of 428933004 is 400339824.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31564 + ... + 43059.

It is an arithmetic number, because the mean of its divisors is an integer number (41789440).

Almost surely, 2^428933004 is an apocalyptic number.

It is an amenable number.

428933004 is an abundant number, since it is smaller than the sum of its proper divisors (574013556).

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

428933004 is a wasteful number, since it uses less digits than its factorization.

428933004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75109 (or 75107 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 428933004 is about 20710.6978153803. The cubic root of 428933004 is about 754.1594106496.

The spelling of 428933004 in words is "four hundred twenty-eight million, nine hundred thirty-three thousand, four".