634461730 has 16 divisors (see below), whose sum is σ = 1305178560. Its totient is φ = 217529712.

The previous prime is 634461727. The next prime is 634461733. The reversal of 634461730 is 37164436.

It is an interprime number because it is at equal distance from previous prime (634461727) and next prime (634461733).

It is not an unprimeable number, because it can be changed into a prime (634461733) 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 7 ways as a sum of consecutive naturals, for example, 4531800 + ... + 4531939.

It is an arithmetic number, because the mean of its divisors is an integer number (81573660).

Almost surely, 2^634461730 is an apocalyptic number.

634461730 is an abundant number, since it is smaller than the sum of its proper divisors (670716830).

634461730 is a wasteful number, since it uses less digits than its factorization.

634461730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9063753.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 634461730 is about 25188.5237757198. The cubic root of 634461730 is about 859.2808708009.

The spelling of 634461730 in words is "six hundred thirty-four million, four hundred sixty-one thousand, seven hundred thirty".