634002240 has 112 divisors (see below), whose sum is σ = 2043208512. Its totient is φ = 166526976.

The previous prime is 634002221. The next prime is 634002283. The reversal of 634002240 is 42200436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59392 + ... + 69248.

Almost surely, 2^634002240 is an apocalyptic number.

634002240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 634002240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1021604256).

634002240 is an abundant number, since it is smaller than the sum of its proper divisors (1409206272).

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

634002240 is a wasteful number, since it uses less digits than its factorization.

634002240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9944 (or 9934 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 634002240 is about 25179.4011048714. The cubic root of 634002240 is about 859.0733845167.

Adding to 634002240 its reverse (42200436), we get a palindrome (676202676).

The spelling of 634002240 in words is "six hundred thirty-four million, two thousand, two hundred forty".