63441408 has 80 divisors (see below), whose sum is σ = 171078336. Its totient is φ = 20889600.

The previous prime is 63441397. The next prime is 63441419. The reversal of 63441408 is 80414436.

It is an interprime number because it is at equal distance from previous prime (63441397) and next prime (63441419).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158008 + ... + 158408.

Almost surely, 2^63441408 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 63441408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85539168).

63441408 is an abundant number, since it is smaller than the sum of its proper divisors (107636928).

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

63441408 is a wasteful number, since it uses less digits than its factorization.

63441408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 63441408 is about 7965.0114877507. The cubic root of 63441408 is about 398.8328644655.

The spelling of 63441408 in words is "sixty-three million, four hundred forty-one thousand, four hundred eight".