504428408 has 16 divisors (see below), whose sum is σ = 1031785560. Its totient is φ = 229285600.

The previous prime is 504428339. The next prime is 504428413. The reversal of 504428408 is 804824405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2865983 + ... + 2866158.

Almost surely, 2^504428408 is an apocalyptic number.

It is an amenable number.

504428408 is an abundant number, since it is smaller than the sum of its proper divisors (527357152).

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

504428408 is a wasteful number, since it uses less digits than its factorization.

504428408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732158 (or 5732154 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 35.

The square root of 504428408 is about 22459.4836984290. The cubic root of 504428408 is about 796.0368618402.

The spelling of 504428408 in words is "five hundred four million, four hundred twenty-eight thousand, four hundred eight".