6423976 has 32 divisors (see below), whose sum is σ = 13658400. Its totient is φ = 2808000.

The previous prime is 6423953. The next prime is 6423997. The reversal of 6423976 is 6793246.

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, 351 + ... + 3601.

It is an arithmetic number, because the mean of its divisors is an integer number (426825).

Almost surely, 2^6423976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6423976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6829200).

6423976 is an abundant number, since it is smaller than the sum of its proper divisors (7234424).

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

6423976 is a wasteful number, since it uses less digits than its factorization.

6423976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289 (or 3285 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 6423976 is about 2534.5563714386. The cubic root of 6423976 is about 185.8951117884.

The spelling of 6423976 in words is "six million, four hundred twenty-three thousand, nine hundred seventy-six".