428936504 has 32 divisors (see below), whose sum is σ = 817387200. Its totient is φ = 210986880.

The previous prime is 428936483. The next prime is 428936507. The reversal of 428936504 is 405639824.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428936507) 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, 199274 + ... + 201414.

It is an arithmetic number, because the mean of its divisors is an integer number (25543350).

Almost surely, 2^428936504 is an apocalyptic number.

It is an amenable number.

428936504 is a deficient number, since it is larger than the sum of its proper divisors (388450696).

428936504 is a wasteful number, since it uses less digits than its factorization.

428936504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543 (or 2539 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 428936504 is about 20710.7823126023. The cubic root of 428936504 is about 754.1614619029.

The spelling of 428936504 in words is "four hundred twenty-eight million, nine hundred thirty-six thousand, five hundred four".