2582530 has 8 divisors (see below), whose sum is σ = 4648572. Its totient is φ = 1033008.

The previous prime is 2582501. The next prime is 2582543. The reversal of 2582530 is 352852.

It can be written as a sum of positive squares in 2 ways, for example, as 2582449 + 81 = 1607^2 + 9^2 .

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

It is a super-2 number, since 2×2582530² = 13338922401800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2582495 and 2582504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129117 + ... + 129136.

2^2582530 is an apocalyptic number.

2582530 is a deficient number, since it is larger than the sum of its proper divisors (2066042).

2582530 is a wasteful number, since it uses less digits than its factorization.

2582530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258260.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2582530 is about 1607.0252020426. The cubic root of 2582530 is about 137.1982141562.

The spelling of 2582530 in words is "two million, five hundred eighty-two thousand, five hundred thirty".