264420733 has 4 divisors (see below), whose sum is σ = 264856960. Its totient is φ = 263984508.

The previous prime is 264420721. The next prime is 264420797. The reversal of 264420733 is 337024462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 264420733 - 2¹⁷ = 264289661 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264420695 and 264420704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264427733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217203 + ... + 218416.

It is an arithmetic number, because the mean of its divisors is an integer number (66214240).

Almost surely, 2^264420733 is an apocalyptic number.

It is an amenable number.

264420733 is a deficient number, since it is larger than the sum of its proper divisors (436227).

264420733 is an equidigital number, since it uses as much as digits as its factorization.

264420733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436226.

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 264420733 is about 16261.0188180200. The cubic root of 264420733 is about 641.8474718765.

The spelling of 264420733 in words is "two hundred sixty-four million, four hundred twenty thousand, seven hundred thirty-three".