4457248320 has 112 divisors (see below), whose sum is σ = 16173468288. Its totient is φ = 1018798080.

The previous prime is 4457248319. The next prime is 4457248331. The reversal of 4457248320 is 238427544.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×4457248320² = 39734125172285644800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 324921 + ... + 338360.

Almost surely, 2^4457248320 is an apocalyptic number.

4457248320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4457248320 is an abundant number, since it is smaller than the sum of its proper divisors (11716219968).

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

4457248320 is a wasteful number, since it uses less digits than its factorization.

4457248320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663308 (or 663298 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 39.

The square root of 4457248320 is about 66762.6266709152. The cubic root of 4457248320 is about 1645.7187227752.

The spelling of 4457248320 in words is "four billion, four hundred fifty-seven million, two hundred forty-eight thousand, three hundred twenty".