63441480 has 32 divisors (see below), whose sum is σ = 190324800. Its totient is φ = 16917696.

The previous prime is 63441479. The next prime is 63441481. The reversal of 63441480 is 8414436.

It is an interprime number because it is at equal distance from previous prime (63441479) and next prime (63441481).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (63441481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264220 + ... + 264459.

It is an arithmetic number, because the mean of its divisors is an integer number (5947650).

Almost surely, 2^63441480 is an apocalyptic number.

63441480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63441480 is an abundant number, since it is smaller than the sum of its proper divisors (126883320).

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

63441480 is a wasteful number, since it uses less digits than its factorization.

63441480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528693 (or 528689 counting only the distinct ones).

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

The square root of 63441480 is about 7965.0160075169. The cubic root of 63441480 is about 398.8330153447.

The spelling of 63441480 in words is "sixty-three million, four hundred forty-one thousand, four hundred eighty".