23354320 has 40 divisors (see below), whose sum is σ = 59237280. Its totient is φ = 8492160.

The previous prime is 23354299. The next prime is 23354321. The reversal of 23354320 is 2345332.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 23354291 and 23354300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23354321) 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, 12390 + ... + 14149.

It is an arithmetic number, because the mean of its divisors is an integer number (1480932).

Almost surely, 2^23354320 is an apocalyptic number.

23354320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23354320 is an abundant number, since it is smaller than the sum of its proper divisors (35882960).

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

23354320 is a wasteful number, since it uses less digits than its factorization.

23354320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26563 (or 26557 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 23354320 is about 4832.6307535337. The cubic root of 23354320 is about 285.8396088309.

Adding to 23354320 its reverse (2345332), we get a palindrome (25699652).

The spelling of 23354320 in words is "twenty-three million, three hundred fifty-four thousand, three hundred twenty".