2563258 has 16 divisors (see below), whose sum is σ = 4058496. Its totient is φ = 1211760.

The previous prime is 2563237. The next prime is 2563261. The reversal of 2563258 is 8523652.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4468 + ... + 5008.

It is an arithmetic number, because the mean of its divisors is an integer number (253656).

2^2563258 is an apocalyptic number.

2563258 is a deficient number, since it is larger than the sum of its proper divisors (1495238).

2563258 is a wasteful number, since it uses less digits than its factorization.

2563258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669.

The product of its digits is 14400, while the sum is 31.

The square root of 2563258 is about 1601.0178012752. The cubic root of 2563258 is about 136.8560834418.

The spelling of 2563258 in words is "two million, five hundred sixty-three thousand, two hundred fifty-eight".