634148684 has 48 divisors (see below), whose sum is σ = 1242820320. Its totient is φ = 281111040.

The previous prime is 634148677. The next prime is 634148701. The reversal of 634148684 is 486841436.

634148684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317192 + ... + 319184.

It is an arithmetic number, because the mean of its divisors is an integer number (25892090).

Almost surely, 2^634148684 is an apocalyptic number.

It is an amenable number.

634148684 is a deficient number, since it is larger than the sum of its proper divisors (608671636).

634148684 is a wasteful number, since it uses less digits than its factorization.

634148684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250 (or 2248 counting only the distinct ones).

The product of its digits is 442368, while the sum is 44.

The square root of 634148684 is about 25182.3089489427. The cubic root of 634148684 is about 859.1395233249.

The spelling of 634148684 in words is "six hundred thirty-four million, one hundred forty-eight thousand, six hundred eighty-four".