646425482 has 8 divisors (see below), whose sum is σ = 973139556. Its totient is φ = 322045632.

The previous prime is 646425463. The next prime is 646425499. The reversal of 646425482 is 284524646.

646425482 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 645617281 + 808201 = 25409^2 + 899^2 .

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

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, 582863 + ... + 583970.

Almost surely, 2^646425482 is an apocalyptic number.

646425482 is a deficient number, since it is larger than the sum of its proper divisors (326714074).

646425482 is a wasteful number, since it uses less digits than its factorization.

646425482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167112.

The product of its digits is 368640, while the sum is 41.

The square root of 646425482 is about 25424.8988591892. The cubic root of 646425482 is about 864.6482947647.

The spelling of 646425482 in words is "six hundred forty-six million, four hundred twenty-five thousand, four hundred eighty-two".