634163327 has 4 divisors (see below), whose sum is σ = 724758096. Its totient is φ = 543568560.

The previous prime is 634163287. The next prime is 634163351. The reversal of 634163327 is 723361436.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 634163327 - 2⁶ = 634163263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634163377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45297374 + ... + 45297387.

It is an arithmetic number, because the mean of its divisors is an integer number (181189524).

Almost surely, 2^634163327 is an apocalyptic number.

634163327 is a deficient number, since it is larger than the sum of its proper divisors (90594769).

634163327 is an equidigital number, since it uses as much as digits as its factorization.

634163327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90594768.

The product of its digits is 54432, while the sum is 35.

The square root of 634163327 is about 25182.5996870855. The cubic root of 634163327 is about 859.1461360134.

The spelling of 634163327 in words is "six hundred thirty-four million, one hundred sixty-three thousand, three hundred twenty-seven".