634344822 has 12 divisors (see below), whose sum is σ = 1374413820. Its totient is φ = 211448268.

The previous prime is 634344803. The next prime is 634344827. The reversal of 634344822 is 228443436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634344827) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17620672 + ... + 17620707.

It is an arithmetic number, because the mean of its divisors is an integer number (114534485).

Almost surely, 2^634344822 is an apocalyptic number.

634344822 is an abundant number, since it is smaller than the sum of its proper divisors (740068998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

634344822 is a wasteful number, since it uses less digits than its factorization.

634344822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35241387 (or 35241384 counting only the distinct ones).

The product of its digits is 110592, while the sum is 36.

The square root of 634344822 is about 25186.2030087903. The cubic root of 634344822 is about 859.2280895881.

The spelling of 634344822 in words is "six hundred thirty-four million, three hundred forty-four thousand, eight hundred twenty-two".