269263993 has 2 divisors, whose sum is σ = 269263994. Its totient is φ = 269263992.

The previous prime is 269263859. The next prime is 269263997. The reversal of 269263993 is 399362962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 267911424 + 1352569 = 16368^2 + 1163^2 .

It is a cyclic number.

It is not a de Polignac number, because 269263993 - 2¹⁷ = 269132921 is a prime.

It is not a weakly prime, because it can be changed into another prime (269263997) 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 as a sum of consecutive naturals, namely, 134631996 + 134631997.

It is an arithmetic number, because the mean of its divisors is an integer number (134631997).

Almost surely, 2^269263993 is an apocalyptic number.

It is an amenable number.

269263993 is a deficient number, since it is larger than the sum of its proper divisors (1).

269263993 is an equidigital number, since it uses as much as digits as its factorization.

269263993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 944784, while the sum is 49.

The square root of 269263993 is about 16409.2654619273. The cubic root of 269263993 is about 645.7425840366.

The spelling of 269263993 in words is "two hundred sixty-nine million, two hundred sixty-three thousand, nine hundred ninety-three".