264286273 has 2 divisors, whose sum is σ = 264286274. Its totient is φ = 264286272.

The previous prime is 264286241. The next prime is 264286277. The reversal of 264286273 is 372682462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251952129 + 12334144 = 15873^2 + 3512^2 .

It is a cyclic number.

It is not a de Polignac number, because 264286273 - 2⁵ = 264286241 is a prime.

It is a super-4 number, since 4×264286273⁴ (a number of 35 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (264286277) 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, 132143136 + 132143137.

It is an arithmetic number, because the mean of its divisors is an integer number (132143137).

Almost surely, 2^264286273 is an apocalyptic number.

It is an amenable number.

264286273 is a deficient number, since it is larger than the sum of its proper divisors (1).

264286273 is an equidigital number, since it uses as much as digits as its factorization.

264286273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 40.

The square root of 264286273 is about 16256.8838649970. The cubic root of 264286273 is about 641.7386586192.

It can be divided in two parts, 264286 and 273, that multiplied together give a triangular number (72150078 = T₁₂₀₁₂).

The spelling of 264286273 in words is "two hundred sixty-four million, two hundred eighty-six thousand, two hundred seventy-three".