2525590 has 8 divisors (see below), whose sum is σ = 4546080. Its totient is φ = 1010232.

The previous prime is 2525569. The next prime is 2525591. The reversal of 2525590 is 955252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2 + 5⁶ + 2²¹ + 5⁶ + 5⁸ + 9⁴ + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126270 + ... + 126289.

It is an arithmetic number, because the mean of its divisors is an integer number (568260).

2^2525590 is an apocalyptic number.

2525590 is a deficient number, since it is larger than the sum of its proper divisors (2020490).

2525590 is a wasteful number, since it uses less digits than its factorization.

2525590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252566.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 2525590 is about 1589.2104958123. The cubic root of 2525590 is about 136.1823893716.

The spelling of 2525590 in words is "two million, five hundred twenty-five thousand, five hundred ninety".