249473359 has 2 divisors, whose sum is σ = 249473360. Its totient is φ = 249473358.

The previous prime is 249473311. The next prime is 249473407. The reversal of 249473359 is 953374942.

It is a balanced prime because it is at equal distance from previous prime (249473311) and next prime (249473407).

It is a cyclic number.

It is not a de Polignac number, because 249473359 - 2²³ = 241084751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (249473309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124736679 + 124736680.

It is an arithmetic number, because the mean of its divisors is an integer number (124736680).

Almost surely, 2^249473359 is an apocalyptic number.

249473359 is a deficient number, since it is larger than the sum of its proper divisors (1).

249473359 is an equidigital number, since it uses as much as digits as its factorization.

249473359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 46.

The square root of 249473359 is about 15794.7256702989. The cubic root of 249473359 is about 629.5178632490.

The spelling of 249473359 in words is "two hundred forty-nine million, four hundred seventy-three thousand, three hundred fifty-nine".