264421383 has 8 divisors (see below), whose sum is σ = 373300848. Its totient is φ = 165911424.

The previous prime is 264421373. The next prime is 264421393. The reversal of 264421383 is 383124462.

It is an interprime number because it is at equal distance from previous prime (264421373) and next prime (264421393).

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

It is not a de Polignac number, because 264421383 - 2¹⁴ = 264404999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264421373) 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, 2592316 + ... + 2592417.

It is an arithmetic number, because the mean of its divisors is an integer number (46662606).

Almost surely, 2^264421383 is an apocalyptic number.

264421383 is a deficient number, since it is larger than the sum of its proper divisors (108879465).

264421383 is a wasteful number, since it uses less digits than its factorization.

264421383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184753.

The product of its digits is 27648, while the sum is 33.

The square root of 264421383 is about 16261.0388044553. The cubic root of 264421383 is about 641.8479978066.

The spelling of 264421383 in words is "two hundred sixty-four million, four hundred twenty-one thousand, three hundred eighty-three".