23320471 has 8 divisors (see below), whose sum is σ = 24046704. Its totient is φ = 22599360.

The previous prime is 23320469. The next prime is 23320499. The reversal of 23320471 is 17402332.

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 23320471 - 2¹ = 23320469 is a prime.

It is a super-3 number, since 3×23320471³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23320421) 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, 9276 + ... + 11518.

It is an arithmetic number, because the mean of its divisors is an integer number (3005838).

Almost surely, 2^23320471 is an apocalyptic number.

23320471 is a deficient number, since it is larger than the sum of its proper divisors (726233).

23320471 is a wasteful number, since it uses less digits than its factorization.

23320471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2561.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 23320471 is about 4829.1273538808. The cubic root of 23320471 is about 285.7014464826.

The spelling of 23320471 in words is "twenty-three million, three hundred twenty thousand, four hundred seventy-one".