264839753 has 6 divisors (see below), whose sum is σ = 280489626. Its totient is φ = 249197792.

The previous prime is 264839749. The next prime is 264839761. The reversal of 264839753 is 357938462.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 249260944 + 15578809 = 15788^2 + 3947^2 .

It is not a de Polignac number, because 264839753 - 2² = 264839749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264839698 and 264839707.

It is not an unprimeable number, because it can be changed into a prime (264832753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65126 + ... + 69072.

It is an arithmetic number, because the mean of its divisors is an integer number (46748271).

Almost surely, 2^264839753 is an apocalyptic number.

It is an amenable number.

264839753 is a deficient number, since it is larger than the sum of its proper divisors (15649873).

264839753 is an frugal number, since it uses more digits than its factorization.

264839753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7911 (or 3964 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 47.

The square root of 264839753 is about 16273.8979043129. The cubic root of 264839753 is about 642.1863320778.

The spelling of 264839753 in words is "two hundred sixty-four million, eight hundred thirty-nine thousand, seven hundred fifty-three".