424448893 has 4 divisors (see below), whose sum is σ = 463035168. Its totient is φ = 385862620.

The previous prime is 424448887. The next prime is 424448897. The reversal of 424448893 is 398844424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 424448893 - 2⁵ = 424448861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424448897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19293121 + ... + 19293142.

It is an arithmetic number, because the mean of its divisors is an integer number (115758792).

Almost surely, 2^424448893 is an apocalyptic number.

It is an amenable number.

424448893 is a deficient number, since it is larger than the sum of its proper divisors (38586275).

424448893 is a wasteful number, since it uses less digits than its factorization.

424448893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38586274.

The product of its digits is 884736, while the sum is 46.

The square root of 424448893 is about 20602.1574841083. The cubic root of 424448893 is about 751.5221784662.

The spelling of 424448893 in words is "four hundred twenty-four million, four hundred forty-eight thousand, eight hundred ninety-three".