2398493 has 2 divisors, whose sum is σ = 2398494. Its totient is φ = 2398492.

The previous prime is 2398483. The next prime is 2398499. The reversal of 2398493 is 3948932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1800964 + 597529 = 1342^2 + 773^2 .

It is a cyclic number.

It is not a de Polignac number, because 2398493 - 2⁴ = 2398477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2398499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1199246 + 1199247.

It is an arithmetic number, because the mean of its divisors is an integer number (1199247).

2^2398493 is an apocalyptic number.

It is an amenable number.

2398493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2398493 is an equidigital number, since it uses as much as digits as its factorization.

2398493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 38.

The square root of 2398493 is about 1548.7068799486. The cubic root of 2398493 is about 133.8585609419.

The spelling of 2398493 in words is "two million, three hundred ninety-eight thousand, four hundred ninety-three".