634344382 has 16 divisors (see below), whose sum is σ = 1122527232. Its totient is φ = 263091960.

The previous prime is 634344379. The next prime is 634344419. The reversal of 634344382 is 283443436.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730378 + ... + 731245.

It is an arithmetic number, because the mean of its divisors is an integer number (70157952).

Almost surely, 2^634344382 is an apocalyptic number.

634344382 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

634344382 is a deficient number, since it is larger than the sum of its proper divisors (488182850).

634344382 is a wasteful number, since it uses less digits than its factorization.

634344382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461663.

The product of its digits is 165888, while the sum is 37.

The square root of 634344382 is about 25186.1942738477. The cubic root of 634344382 is about 859.2278909262.

The spelling of 634344382 in words is "six hundred thirty-four million, three hundred forty-four thousand, three hundred eighty-two".