634066160 has 160 divisors (see below), whose sum is σ = 1826883072. Its totient is φ = 199296000.

The previous prime is 634066141. The next prime is 634066163. The reversal of 634066160 is 61660436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634066163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1827107 + ... + 1827453.

Almost surely, 2^634066160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 634066160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (913441536).

634066160 is an abundant number, since it is smaller than the sum of its proper divisors (1192816912).

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

634066160 is a wasteful number, since it uses less digits than its factorization.

634066160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 625 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 634066160 is about 25180.6703643886. The cubic root of 634066160 is about 859.1022540916.

The spelling of 634066160 in words is "six hundred thirty-four million, sixty-six thousand, one hundred sixty".