2399797 has 8 divisors (see below), whose sum is σ = 2530944. Its totient is φ = 2270928.

The previous prime is 2399791. The next prime is 2399807. The reversal of 2399797 is 7979932.

2399797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2399797 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 (2399791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1863 + ... + 2875.

It is an arithmetic number, because the mean of its divisors is an integer number (316368).

2^2399797 is an apocalyptic number.

It is an amenable number.

2399797 is a deficient number, since it is larger than the sum of its proper divisors (131147).

2399797 is a wasteful number, since it uses less digits than its factorization.

2399797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139.

The product of its digits is 214326, while the sum is 46.

The square root of 2399797 is about 1549.1278191292. The cubic root of 2399797 is about 133.8828150520.

The spelling of 2399797 in words is "two million, three hundred ninety-nine thousand, seven hundred ninety-seven".