264322032 has 80 divisors (see below), whose sum is σ = 752535168. Its totient is φ = 79430400.

The previous prime is 264321997. The next prime is 264322033. The reversal of 264322032 is 230223462.

It is a happy number.

It is a super-2 number, since 2×264322032² = 139732273201218048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 264321993 and 264322011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264322033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21907 + ... + 31757.

Almost surely, 2^264322032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264322032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376267584).

264322032 is an abundant number, since it is smaller than the sum of its proper divisors (488213136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264322032 is a wasteful number, since it uses less digits than its factorization.

264322032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9918 (or 9912 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 264322032 is about 16257.9836388157. The cubic root of 264322032 is about 641.7676005913.

Adding to 264322032 its reverse (230223462), we get a palindrome (494545494).

The spelling of 264322032 in words is "two hundred sixty-four million, three hundred twenty-two thousand, thirty-two".