264116939 has 4 divisors (see below), whose sum is σ = 265018656. Its totient is φ = 263215224.

The previous prime is 264116933. The next prime is 264116971. The reversal of 264116939 is 939611462.

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 264116939 - 2²⁰ = 263068363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264116896 and 264116905.

It is not an unprimeable number, because it can be changed into a prime (264116933) 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, 450419 + ... + 451004.

It is an arithmetic number, because the mean of its divisors is an integer number (66254664).

Almost surely, 2^264116939 is an apocalyptic number.

264116939 is a deficient number, since it is larger than the sum of its proper divisors (901717).

264116939 is an equidigital number, since it uses as much as digits as its factorization.

264116939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901716.

The product of its digits is 69984, while the sum is 41.

The square root of 264116939 is about 16251.6749598311. The cubic root of 264116939 is about 641.6015706681.

The spelling of 264116939 in words is "two hundred sixty-four million, one hundred sixteen thousand, nine hundred thirty-nine".