634434862 has 8 divisors (see below), whose sum is σ = 951886656. Its totient is φ = 317139312.

The previous prime is 634434817. The next prime is 634434863. The reversal of 634434862 is 268434436.

634434862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634434863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28318 + ... + 45505.

It is an arithmetic number, because the mean of its divisors is an integer number (118985832).

Almost surely, 2^634434862 is an apocalyptic number.

634434862 is a deficient number, since it is larger than the sum of its proper divisors (317451794).

634434862 is a wasteful number, since it uses less digits than its factorization.

634434862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78122.

The product of its digits is 331776, while the sum is 40.

The square root of 634434862 is about 25187.9904319499. The cubic root of 634434862 is about 859.2687411046.

The spelling of 634434862 in words is "six hundred thirty-four million, four hundred thirty-four thousand, eight hundred sixty-two".