23340351 has 4 divisors (see below), whose sum is σ = 31120472. Its totient is φ = 15560232.

The previous prime is 23340349. The next prime is 23340353. The reversal of 23340351 is 15304332.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (23340349) and next prime (23340353).

It is not a de Polignac number, because 23340351 - 2¹ = 23340349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23340353) 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 3 ways as a sum of consecutive naturals, for example, 3890056 + ... + 3890061.

It is an arithmetic number, because the mean of its divisors is an integer number (7780118).

Almost surely, 2^23340351 is an apocalyptic number.

23340351 is a deficient number, since it is larger than the sum of its proper divisors (7780121).

23340351 is an equidigital number, since it uses as much as digits as its factorization.

23340351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7780120.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 23340351 is about 4831.1852582984. The cubic root of 23340351 is about 285.7826073874.

Adding to 23340351 its reverse (15304332), we get a palindrome (38644683).

The spelling of 23340351 in words is "twenty-three million, three hundred forty thousand, three hundred fifty-one".