634836982 has 8 divisors (see below), whose sum is σ = 1025505936. Its totient is φ = 293001672.

The previous prime is 634836953. The next prime is 634836997. The reversal of 634836982 is 289638436.

It is a happy number.

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

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, 12208378 + ... + 12208429.

It is an arithmetic number, because the mean of its divisors is an integer number (128188242).

Almost surely, 2^634836982 is an apocalyptic number.

634836982 is a deficient number, since it is larger than the sum of its proper divisors (390668954).

634836982 is a wasteful number, since it uses less digits than its factorization.

634836982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24416822.

The product of its digits is 1492992, while the sum is 49.

The square root of 634836982 is about 25195.9715430860. The cubic root of 634836982 is about 859.4502444609.

The spelling of 634836982 in words is "six hundred thirty-four million, eight hundred thirty-six thousand, nine hundred eighty-two".