2523039 has 4 divisors (see below), whose sum is σ = 3364056. Its totient is φ = 1682024.

The previous prime is 2523013. The next prime is 2523041. The reversal of 2523039 is 9303252.

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

It is a cyclic number.

It is not a de Polignac number, because 2523039 - 2⁷ = 2522911 is a prime.

It is a super-3 number, since 3×2523039³ = 48182923336216524957, which contains 333 as substring.

It is a D-number.

2523039 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523139) 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, 420504 + ... + 420509.

It is an arithmetic number, because the mean of its divisors is an integer number (841014).

2^2523039 is an apocalyptic number.

2523039 is a deficient number, since it is larger than the sum of its proper divisors (841017).

2523039 is an equidigital number, since it uses as much as digits as its factorization.

2523039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841016.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 2523039 is about 1588.4076932576. The cubic root of 2523039 is about 136.1365230847.

The spelling of 2523039 in words is "two million, five hundred twenty-three thousand, thirty-nine".