2615243 has 2 divisors, whose sum is σ = 2615244. Its totient is φ = 2615242.

The previous prime is 2615233. The next prime is 2615257. The reversal of 2615243 is 3425162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2615243 - 2⁴ = 2615227 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2615233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1307621 + 1307622.

It is an arithmetic number, because the mean of its divisors is an integer number (1307622).

2^2615243 is an apocalyptic number.

2615243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2615243 is an equidigital number, since it uses as much as digits as its factorization.

2615243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 2615243 is about 1617.1712958125. The cubic root of 2615243 is about 137.7750834589.

The spelling of 2615243 in words is "two million, six hundred fifteen thousand, two hundred forty-three".