2398775 has 12 divisors (see below), whose sum is σ = 2994600. Its totient is φ = 1906080.

The previous prime is 2398699. The next prime is 2398777. The reversal of 2398775 is 5778932.

2398775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2398775 - 2¹⁶ = 2333239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2398777) 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 11 ways as a sum of consecutive naturals, for example, 5516 + ... + 5934.

It is an arithmetic number, because the mean of its divisors is an integer number (249550).

2^2398775 is an apocalyptic number.

2398775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2398775 is a deficient number, since it is larger than the sum of its proper divisors (595825).

2398775 is a wasteful number, since it uses less digits than its factorization.

2398775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658 (or 653 counting only the distinct ones).

The product of its digits is 105840, while the sum is 41.

The square root of 2398775 is about 1548.7979209697. The cubic root of 2398775 is about 133.8638068240.

The spelling of 2398775 in words is "two million, three hundred ninety-eight thousand, seven hundred seventy-five".