448032663 has 48 divisors (see below), whose sum is σ = 730888704. Its totient is φ = 262405440.

The previous prime is 448032661. The next prime is 448032703. The reversal of 448032663 is 366230844.

It is a happy number.

It is not a de Polignac number, because 448032663 - 2¹ = 448032661 is a prime.

It is a super-2 number, since 2×448032663² = 401466534229743138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448032661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 890470 + ... + 890972.

It is an arithmetic number, because the mean of its divisors is an integer number (15226848).

Almost surely, 2^448032663 is an apocalyptic number.

448032663 is a deficient number, since it is larger than the sum of its proper divisors (282856041).

448032663 is a wasteful number, since it uses less digits than its factorization.

448032663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 448032663 is about 21166.7820653022. The cubic root of 448032663 is about 765.1910685116.

The spelling of 448032663 in words is "four hundred forty-eight million, thirty-two thousand, six hundred sixty-three".