634006604 has 36 divisors (see below), whose sum is σ = 1393774032. Its totient is φ = 247014240.

The previous prime is 634006601. The next prime is 634006621. The reversal of 634006604 is 406600436.

It is a super-2 number, since 2×634006604² = 803928747831225632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (634006601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90179 + ... + 96954.

Almost surely, 2^634006604 is an apocalyptic number.

It is an amenable number.

634006604 is an abundant number, since it is smaller than the sum of its proper divisors (759767428).

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

634006604 is a wasteful number, since it uses less digits than its factorization.

634006604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187166 (or 187153 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 634006604 is about 25179.4877628597. The cubic root of 634006604 is about 859.0753555863.

The spelling of 634006604 in words is "six hundred thirty-four million, six thousand, six hundred four".