249083633 has 2 divisors, whose sum is σ = 249083634. Its totient is φ = 249083632.

The previous prime is 249083599. The next prime is 249083687. The reversal of 249083633 is 336380942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220908769 + 28174864 = 14863^2 + 5308^2 .

It is a cyclic number.

It is not a de Polignac number, because 249083633 - 2⁸ = 249083377 is a prime.

It is not a weakly prime, because it can be changed into another prime (249083533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124541816 + 124541817.

It is an arithmetic number, because the mean of its divisors is an integer number (124541817).

Almost surely, 2^249083633 is an apocalyptic number.

It is an amenable number.

249083633 is a deficient number, since it is larger than the sum of its proper divisors (1).

249083633 is an equidigital number, since it uses as much as digits as its factorization.

249083633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 249083633 is about 15782.3836285905. The cubic root of 249083633 is about 629.1898825422.

The spelling of 249083633 in words is "two hundred forty-nine million, eighty-three thousand, six hundred thirty-three".