2603239 has 2 divisors, whose sum is σ = 2603240. Its totient is φ = 2603238.

The previous prime is 2603233. The next prime is 2603269. The reversal of 2603239 is 9323062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2603239 - 2³ = 2603231 is a prime.

It is a super-2 number, since 2×2603239² = 13553706582242, which contains 22 as substring.

2603239 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2603231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301619 + 1301620.

It is an arithmetic number, because the mean of its divisors is an integer number (1301620).

2^2603239 is an apocalyptic number.

2603239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2603239 is an equidigital number, since it uses as much as digits as its factorization.

2603239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 2603239 is about 1613.4556083140. The cubic root of 2603239 is about 137.5639636286.

The spelling of 2603239 in words is "two million, six hundred three thousand, two hundred thirty-nine".