2397959 has 4 divisors (see below), whose sum is σ = 2403816. Its totient is φ = 2392104.

The previous prime is 2397949. The next prime is 2397961. The reversal of 2397959 is 9597932.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2397959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2397949) 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, 2264 + ... + 3149.

It is an arithmetic number, because the mean of its divisors is an integer number (600954).

2^2397959 is an apocalyptic number.

2397959 is a deficient number, since it is larger than the sum of its proper divisors (5857).

2397959 is an equidigital number, since it uses as much as digits as its factorization.

2397959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856.

The product of its digits is 153090, while the sum is 44.

The square root of 2397959 is about 1548.5344684572. The cubic root of 2397959 is about 133.8486261235.

The spelling of 2397959 in words is "two million, three hundred ninety-seven thousand, nine hundred fifty-nine".