634360630 has 16 divisors (see below), whose sum is σ = 1142331984. Its totient is φ = 253636960.

The previous prime is 634360613. The next prime is 634360637. The reversal of 634360630 is 36063436.

It is a junction number, because it is equal to n+sod(n) for n = 634360592 and 634360601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634360637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14109 + ... + 38311.

It is an arithmetic number, because the mean of its divisors is an integer number (71395749).

Almost surely, 2^634360630 is an apocalyptic number.

634360630 is a deficient number, since it is larger than the sum of its proper divisors (507971354).

634360630 is a wasteful number, since it uses less digits than its factorization.

634360630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26831.

The product of its (nonzero) digits is 23328, while the sum is 31.

The square root of 634360630 is about 25186.5168294467. The cubic root of 634360630 is about 859.2352269075.

The spelling of 634360630 in words is "six hundred thirty-four million, three hundred sixty thousand, six hundred thirty".