6423504 has 40 divisors (see below), whose sum is σ = 16716192. Its totient is φ = 2125440.

The previous prime is 6423503. The next prime is 6423517. The reversal of 6423504 is 4053246.

It is a super-2 number, since 2×6423504² = 82522807276032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423503) 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, 7414 + ... + 8234.

Almost surely, 2^6423504 is an apocalyptic number.

It is an amenable number.

6423504 is an abundant number, since it is smaller than the sum of its proper divisors (10292688).

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

6423504 is a wasteful number, since it uses less digits than its factorization.

6423504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995 (or 989 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 6423504 is about 2534.4632567863. The cubic root of 6423504 is about 185.8905588116.

The spelling of 6423504 in words is "six million, four hundred twenty-three thousand, five hundred four".