4457152 has 28 divisors (see below), whose sum is σ = 10109200. Its totient is φ = 1910016.

The previous prime is 4457143. The next prime is 4457171. The reversal of 4457152 is 2517544.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×4457152² = 39732407902208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a d-powerful number, because it can be written as 4 + 4⁹ + 5² + 7² + 1 + 5⁴ + 2²² .

It is a self number, because there is not a number n which added to its sum of digits gives 4457152.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4527 + ... + 5422.

Almost surely, 2^4457152 is an apocalyptic number.

It is an amenable number.

4457152 is an abundant number, since it is smaller than the sum of its proper divisors (5652048).

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

4457152 is an equidigital number, since it uses as much as digits as its factorization.

4457152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9968 (or 9958 counting only the distinct ones).

The product of its digits is 5600, while the sum is 28.

The square root of 4457152 is about 2111.1968169737. The cubic root of 4457152 is about 164.5706868169.

The spelling of 4457152 in words is "four million, four hundred fifty-seven thousand, one hundred fifty-two".