264309331 has 16 divisors (see below), whose sum is σ = 311028480. Its totient is φ = 221433120.

The previous prime is 264309313. The next prime is 264309359. The reversal of 264309331 is 133903462.

It is a cyclic number.

It is not a de Polignac number, because 264309331 - 2¹⁵ = 264276563 is a prime.

It is a super-2 number, since 2×264309331² = 139718844907335122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264309293 and 264309302.

It is not an unprimeable number, because it can be changed into a prime (264300331) 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 15 ways as a sum of consecutive naturals, for example, 118876 + ... + 121078.

It is an arithmetic number, because the mean of its divisors is an integer number (19439280).

Almost surely, 2^264309331 is an apocalyptic number.

264309331 is a deficient number, since it is larger than the sum of its proper divisors (46719149).

264309331 is a wasteful number, since it uses less digits than its factorization.

264309331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 264309331 is about 16257.5930260294. The cubic root of 264309331 is about 641.7573211847.

The spelling of 264309331 in words is "two hundred sixty-four million, three hundred nine thousand, three hundred thirty-one".