2442591 has 12 divisors (see below), whose sum is σ = 3557632. Its totient is φ = 1614816.

The previous prime is 2442589. The next prime is 2442593. The reversal of 2442591 is 1952442.

It is an interprime number because it is at equal distance from previous prime (2442589) and next prime (2442593).

It is not a de Polignac number, because 2442591 - 2¹ = 2442589 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442593) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75 + ... + 2211.

2^2442591 is an apocalyptic number.

2442591 is a deficient number, since it is larger than the sum of its proper divisors (1115041).

2442591 is a wasteful number, since it uses less digits than its factorization.

2442591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270 (or 2267 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2442591 is about 1562.8790740169. The cubic root of 2442591 is about 134.6739456521.

The spelling of 2442591 in words is "two million, four hundred forty-two thousand, five hundred ninety-one".