264248321 has 8 divisors (see below), whose sum is σ = 270908064. Its totient is φ = 257598880.

The previous prime is 264248293. The next prime is 264248381. The reversal of 264248321 is 123842462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264248321 - 2²⁶ = 197139457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264248381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91526 + ... + 94368.

It is an arithmetic number, because the mean of its divisors is an integer number (33863508).

Almost surely, 2^264248321 is an apocalyptic number.

It is an amenable number.

264248321 is a deficient number, since it is larger than the sum of its proper divisors (6659743).

264248321 is a wasteful number, since it uses less digits than its factorization.

264248321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5151.

The product of its digits is 18432, while the sum is 32.

The square root of 264248321 is about 16255.7165637200. The cubic root of 264248321 is about 641.7079388606.

The spelling of 264248321 in words is "two hundred sixty-four million, two hundred forty-eight thousand, three hundred twenty-one".