6456634 has 8 divisors (see below), whose sum is σ = 10254708. Its totient is φ = 3038400.

The previous prime is 6456623. The next prime is 6456641. The reversal of 6456634 is 4366546.

It can be written as a sum of positive squares in 2 ways, for example, as 5076009 + 1380625 = 2253^2 + 1175^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 189901 = 6456634 / (6 + 4 + 5 + 6 + 6 + 3 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 6456634.

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, 94917 + ... + 94984.

Almost surely, 2^6456634 is an apocalyptic number.

6456634 is a deficient number, since it is larger than the sum of its proper divisors (3798074).

6456634 is a wasteful number, since it uses less digits than its factorization.

6456634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189920.

The product of its digits is 51840, while the sum is 34.

The square root of 6456634 is about 2540.9907516557. The cubic root of 6456634 is about 186.2095953072.

The spelling of 6456634 in words is "six million, four hundred fifty-six thousand, six hundred thirty-four".