634504704 has 40 divisors (see below), whose sum is σ = 1690364280. Its totient is φ = 211501056.

The previous prime is 634504697. The next prime is 634504709. The reversal of 634504704 is 407405436.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634504709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205009 + ... + 208080.

It is an arithmetic number, because the mean of its divisors is an integer number (42259107).

Almost surely, 2^634504704 is an apocalyptic number.

634504704 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

634504704 is an abundant number, since it is smaller than the sum of its proper divisors (1055859576).

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

634504704 is an equidigital number, since it uses as much as digits as its factorization.

634504704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413110 (or 413094 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 634504704 is about 25189.3768084881. The cubic root of 634504704 is about 859.3002709217.

The spelling of 634504704 in words is "six hundred thirty-four million, five hundred four thousand, seven hundred four".