2442559 has 4 divisors (see below), whose sum is σ = 2791504. Its totient is φ = 2093616.

The previous prime is 2442547. The next prime is 2442563. The reversal of 2442559 is 9552442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9552442 = 2 ⋅4776221.

It is not a de Polignac number, because 2442559 - 2⁵ = 2442527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2442559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442589) 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, 174462 + ... + 174475.

It is an arithmetic number, because the mean of its divisors is an integer number (697876).

2^2442559 is an apocalyptic number.

2442559 is a deficient number, since it is larger than the sum of its proper divisors (348945).

2442559 is an equidigital number, since it uses as much as digits as its factorization.

2442559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348944.

The product of its digits is 14400, while the sum is 31.

The square root of 2442559 is about 1562.8688364671. The cubic root of 2442559 is about 134.6733575355.

The spelling of 2442559 in words is "two million, four hundred forty-two thousand, five hundred fifty-nine".