23320210 has 16 divisors (see below), whose sum is σ = 42140736. Its totient is φ = 9291568.

The previous prime is 23320181. The next prime is 23320237. The reversal of 23320210 is 1202332.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1804 + ... + 7063.

It is an arithmetic number, because the mean of its divisors is an integer number (2633796).

Almost surely, 2^23320210 is an apocalyptic number.

23320210 is a deficient number, since it is larger than the sum of its proper divisors (18820526).

23320210 is a wasteful number, since it uses less digits than its factorization.

23320210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9137.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 23320210 is about 4829.1003302893. The cubic root of 23320210 is about 285.7003806328.

Adding to 23320210 its reverse (1202332), we get a palindrome (24522542).

The spelling of 23320210 in words is "twenty-three million, three hundred twenty thousand, two hundred ten".