634476674 has 32 divisors (see below), whose sum is σ = 1080339120. Its totient is φ = 277385472.

The previous prime is 634476673. The next prime is 634476751. The reversal of 634476674 is 476674436.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 504676225 + 129800449 = 22465^2 + 11393^2 .

It is not an unprimeable number, because it can be changed into a prime (634476673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32024 + ... + 47900.

Almost surely, 2^634476674 is an apocalyptic number.

634476674 is a deficient number, since it is larger than the sum of its proper divisors (445862446).

634476674 is a wasteful number, since it uses less digits than its factorization.

634476674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15974.

The product of its digits is 2032128, while the sum is 47.

The square root of 634476674 is about 25188.8204170025. The cubic root of 634476674 is about 859.2876171981.

The spelling of 634476674 in words is "six hundred thirty-four million, four hundred seventy-six thousand, six hundred seventy-four".