264347533 has 12 divisors (see below), whose sum is σ = 279167328. Its totient is φ = 249840800.

The previous prime is 264347521. The next prime is 264347539. The reversal of 264347533 is 335743462.

It is a de Polignac number, because none of the positive numbers 2^k-264347533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264347492 and 264347501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264347539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181458 + ... + 182908.

It is an arithmetic number, because the mean of its divisors is an integer number (23263944).

Almost surely, 2^264347533 is an apocalyptic number.

264347533 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

264347533 is a deficient number, since it is larger than the sum of its proper divisors (14819795).

264347533 is an equidigital number, since it uses as much as digits as its factorization.

264347533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652 (or 1563 counting only the distinct ones).

The product of its digits is 181440, while the sum is 37.

The square root of 264347533 is about 16258.7678807467. The cubic root of 264347533 is about 641.7882385345.

It can be divided in two parts, 2643 and 47533, that added together give a square (50176 = 224²).

The spelling of 264347533 in words is "two hundred sixty-four million, three hundred forty-seven thousand, five hundred thirty-three".