23329790 has 32 divisors (see below), whose sum is σ = 46189440. Its totient is φ = 8413600.

The previous prime is 23329781. The next prime is 23329793. The reversal of 23329790 is 9792332.

It is a self number, because there is not a number n which added to its sum of digits gives 23329790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23329793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13601 + ... + 15219.

It is an arithmetic number, because the mean of its divisors is an integer number (1443420).

Almost surely, 2^23329790 is an apocalyptic number.

23329790 is a deficient number, since it is larger than the sum of its proper divisors (22859650).

23329790 is a wasteful number, since it uses less digits than its factorization.

23329790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 23329790 is about 4830.0921316265. The cubic root of 23329790 is about 285.7394974181.

The spelling of 23329790 in words is "twenty-three million, three hundred twenty-nine thousand, seven hundred ninety".