2525258 has 4 divisors (see below), whose sum is σ = 3787890. Its totient is φ = 1262628.

The previous prime is 2525249. The next prime is 2525267. The reversal of 2525258 is 8525252.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2525249) and next prime (2525267).

It can be written as a sum of positive squares in only one way, i.e., 1857769 + 667489 = 1363^2 + 817^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2525258.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631313 + ... + 631316.

2^2525258 is an apocalyptic number.

2525258 is a deficient number, since it is larger than the sum of its proper divisors (1262632).

2525258 is a wasteful number, since it uses less digits than its factorization.

2525258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262631.

The product of its digits is 8000, while the sum is 29.

The square root of 2525258 is about 1589.1060379975. The cubic root of 2525258 is about 136.1764218506.

It can be divided in two parts, 25252 and 58, that multiplied together give a triangular number (1464616 = T₁₇₁₁).

The spelling of 2525258 in words is "two million, five hundred twenty-five thousand, two hundred fifty-eight".