634164024 has 128 divisors (see below), whose sum is σ = 1777305600. Its totient is φ = 187246080.

The previous prime is 634164001. The next prime is 634164029. The reversal of 634164024 is 420461436.

It is a junction number, because it is equal to n+sod(n) for n = 634163982 and 634164000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634164029) 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, 1673067 + ... + 1673445.

It is an arithmetic number, because the mean of its divisors is an integer number (13885200).

Almost surely, 2^634164024 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 634164024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (888652800).

634164024 is an abundant number, since it is smaller than the sum of its proper divisors (1143141576).

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

634164024 is a wasteful number, since it uses less digits than its factorization.

634164024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605 (or 601 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 634164024 is about 25182.6135260024. The cubic root of 634164024 is about 859.1464507718.

The spelling of 634164024 in words is "six hundred thirty-four million, one hundred sixty-four thousand, twenty-four".