264785299 has 2 divisors, whose sum is σ = 264785300. Its totient is φ = 264785298.

The previous prime is 264785249. The next prime is 264785317. The reversal of 264785299 is 992587462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264785299 - 2¹¹ = 264783251 is a prime.

It is a super-2 number, since 2×264785299² = 140222509133038802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (264785219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132392649 + 132392650.

It is an arithmetic number, because the mean of its divisors is an integer number (132392650).

Almost surely, 2^264785299 is an apocalyptic number.

264785299 is a deficient number, since it is larger than the sum of its proper divisors (1).

264785299 is an equidigital number, since it uses as much as digits as its factorization.

264785299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 52.

The square root of 264785299 is about 16272.2247710631. The cubic root of 264785299 is about 642.1423155091.

The spelling of 264785299 in words is "two hundred sixty-four million, seven hundred eighty-five thousand, two hundred ninety-nine".