448443654 has 16 divisors (see below), whose sum is σ = 903735360. Its totient is φ = 148339880.

The previous prime is 448443649. The next prime is 448443659. The reversal of 448443654 is 456344844.

It is an interprime number because it is at equal distance from previous prime (448443649) and next prime (448443659).

It is a super-2 number, since 2×448443654² = 402203421625743432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448443659) 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, 284484 + ... + 286055.

It is an arithmetic number, because the mean of its divisors is an integer number (56483460).

Almost surely, 2^448443654 is an apocalyptic number.

448443654 is an abundant number, since it is smaller than the sum of its proper divisors (455291706).

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

448443654 is a wasteful number, since it uses less digits than its factorization.

448443654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570675.

The product of its digits is 737280, while the sum is 42.

The square root of 448443654 is about 21176.4882357770. The cubic root of 448443654 is about 765.4249729828.

The spelling of 448443654 in words is "four hundred forty-eight million, four hundred forty-three thousand, six hundred fifty-four".