4457268 has 30 divisors (see below), whose sum is σ = 11653026. Its totient is φ = 1485648.

The previous prime is 4457263. The next prime is 4457269. The reversal of 4457268 is 8627544.

It can be written as a sum of positive squares in only one way, i.e., 2683044 + 1774224 = 1638^2 + 1332^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 4⁹ + 4¹¹ + 5³ + 7³ + 2⁷ + 6³ + 8 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4457263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6555 + ... + 7202.

Almost surely, 2^4457268 is an apocalyptic number.

It is an amenable number.

4457268 is an abundant number, since it is smaller than the sum of its proper divisors (7195758).

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

4457268 is a wasteful number, since it uses less digits than its factorization.

4457268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13773 (or 13762 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 4457268 is about 2111.2242893639. The cubic root of 4457268 is about 164.5721144875.

The spelling of 4457268 in words is "four million, four hundred fifty-seven thousand, two hundred sixty-eight".