634220794 has 8 divisors (see below), whose sum is σ = 965530368. Its totient is φ = 312377340.

The previous prime is 634220789. The next prime is 634220831. The reversal of 634220794 is 497022436.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2366362 + ... + 2366629.

It is an arithmetic number, because the mean of its divisors is an integer number (120691296).

Almost surely, 2^634220794 is an apocalyptic number.

634220794 is a deficient number, since it is larger than the sum of its proper divisors (331309574).

634220794 is a wasteful number, since it uses less digits than its factorization.

634220794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733060.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 634220794 is about 25183.7406673433. The cubic root of 634220794 is about 859.1720867728.

The spelling of 634220794 in words is "six hundred thirty-four million, two hundred twenty thousand, seven hundred ninety-four".