6425456 has 20 divisors (see below), whose sum is σ = 13182192. Its totient is φ = 3023616.

The previous prime is 6425423. The next prime is 6425467. The reversal of 6425456 is 6545246.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

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, 11540 + ... + 12083.

Almost surely, 2^6425456 is an apocalyptic number.

It is an amenable number.

6425456 is an abundant number, since it is smaller than the sum of its proper divisors (6756736).

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

6425456 is a wasteful number, since it uses less digits than its factorization.

6425456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23648 (or 23642 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 6425456 is about 2534.8483189335. The cubic root of 6425456 is about 185.9093866259.

The spelling of 6425456 in words is "six million, four hundred twenty-five thousand, four hundred fifty-six".