4457312 has 12 divisors (see below), whose sum is σ = 8775396. Its totient is φ = 2228640.

The previous prime is 4457311. The next prime is 4457317. The reversal of 4457312 is 2137544.

It is a d-powerful number, because it can be written as 4⁹ + 4¹¹ + 5³ + 7 + 3⁶ + 1 + 2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4457311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69614 + ... + 69677.

It is an arithmetic number, because the mean of its divisors is an integer number (731283).

Almost surely, 2^4457312 is an apocalyptic number.

It is an amenable number.

4457312 is a deficient number, since it is larger than the sum of its proper divisors (4318084).

4457312 is a wasteful number, since it uses less digits than its factorization.

4457312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139301 (or 139293 counting only the distinct ones).

The product of its digits is 3360, while the sum is 26.

The square root of 4457312 is about 2111.2347098321. The cubic root of 4457312 is about 164.5726560112.

The spelling of 4457312 in words is "four million, four hundred fifty-seven thousand, three hundred twelve".