2458256 has 10 divisors (see below), whose sum is σ = 4762902. Its totient is φ = 1229120.

The previous prime is 2458249. The next prime is 2458279. The reversal of 2458256 is 6528542.

It can be written as a sum of positive squares in only one way, i.e., 2298256 + 160000 = 1516^2 + 400^2 .

It is a d-powerful number, because it can be written as 2¹⁸ + 4⁸ + 5² + 8⁵ + 2²¹ + 5⁴ + 6 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 76805 + ... + 76836.

2^2458256 is an apocalyptic number.

It is an amenable number.

2458256 is a deficient number, since it is larger than the sum of its proper divisors (2304646).

2458256 is a wasteful number, since it uses less digits than its factorization.

2458256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153649 (or 153643 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 2458256 is about 1567.8826486699. The cubic root of 2458256 is about 134.9612325812.

The spelling of 2458256 in words is "two million, four hundred fifty-eight thousand, two hundred fifty-six".