63289344 has 48 divisors (see below), whose sum is σ = 168746760. Its totient is φ = 21094400.

The previous prime is 63289337. The next prime is 63289357. The reversal of 63289344 is 44398236.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 994 + ... + 11294.

Almost surely, 2^63289344 is an apocalyptic number.

63289344 is a gapful number since it is divisible by the number (64) 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 63289344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84373380).

63289344 is an abundant number, since it is smaller than the sum of its proper divisors (105457416).

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

63289344 is a wasteful number, since it uses less digits than its factorization.

63289344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10326 (or 10306 counting only the distinct ones).

The product of its digits is 124416, while the sum is 39.

The square root of 63289344 is about 7955.4600118409. The cubic root of 63289344 is about 398.5139526618.

The spelling of 63289344 in words is "sixty-three million, two hundred eighty-nine thousand, three hundred forty-four".