264270427 has 4 divisors (see below), whose sum is σ = 264532320. Its totient is φ = 264008536.

The previous prime is 264270371. The next prime is 264270431. The reversal of 264270427 is 724072462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 264270427 - 2¹⁹ = 263746139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264270392 and 264270401.

It is not an unprimeable number, because it can be changed into a prime (264270497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129427 + ... + 131452.

It is an arithmetic number, because the mean of its divisors is an integer number (66133080).

Almost surely, 2^264270427 is an apocalyptic number.

264270427 is a deficient number, since it is larger than the sum of its proper divisors (261893).

264270427 is a wasteful number, since it uses less digits than its factorization.

264270427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261892.

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 264270427 is about 16256.3964949185. The cubic root of 264270427 is about 641.7258326358.

The spelling of 264270427 in words is "two hundred sixty-four million, two hundred seventy thousand, four hundred twenty-seven".