6425634 has 8 divisors (see below), whose sum is σ = 12851280. Its totient is φ = 2141876.

The previous prime is 6425621. The next prime is 6425641. The reversal of 6425634 is 4365246.

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

6425634 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535464 + ... + 535475.

It is an arithmetic number, because the mean of its divisors is an integer number (1606410).

Almost surely, 2^6425634 is an apocalyptic number.

6425634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6425634 is a wasteful number, since it uses less digits than its factorization.

6425634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070944.

The product of its digits is 17280, while the sum is 30.

The square root of 6425634 is about 2534.8834292724. The cubic root of 6425634 is about 185.9111033168.

The spelling of 6425634 in words is "six million, four hundred twenty-five thousand, six hundred thirty-four".