2397559 has 4 divisors (see below), whose sum is σ = 2413800. Its totient is φ = 2381320.

The previous prime is 2397541. The next prime is 2397569. The reversal of 2397559 is 9557932.

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

It is a cyclic number.

It is not a de Polignac number, because 2397559 - 2¹¹ = 2395511 is a prime.

It is an Ulam number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2397529) 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, 7897 + ... + 8194.

It is an arithmetic number, because the mean of its divisors is an integer number (603450).

2^2397559 is an apocalyptic number.

2397559 is a deficient number, since it is larger than the sum of its proper divisors (16241).

2397559 is a wasteful number, since it uses less digits than its factorization.

2397559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16240.

The product of its digits is 85050, while the sum is 40.

The square root of 2397559 is about 1548.4053086967. The cubic root of 2397559 is about 133.8411833457.

The spelling of 2397559 in words is "two million, three hundred ninety-seven thousand, five hundred fifty-nine".