2525458 has 16 divisors (see below), whose sum is σ = 4115160. Its totient is φ = 1155456.

The previous prime is 2525447. The next prime is 2525473. The reversal of 2525458 is 8545252.

It can be written as a sum of positive squares in 4 ways, for example, as 1352569 + 1172889 = 1163^2 + 1083^2 .

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, 3208 + ... + 3916.

2^2525458 is an apocalyptic number.

2525458 is a deficient number, since it is larger than the sum of its proper divisors (1589702).

2525458 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (2525457) it forms an eRAP, since the sums of their prime factors are consecutive (860 and 861).

2525458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861.

The product of its digits is 16000, while the sum is 31.

The square root of 2525458 is about 1589.1689652142. The cubic root of 2525458 is about 136.1800168054.

The spelling of 2525458 in words is "two million, five hundred twenty-five thousand, four hundred fifty-eight".