23140322 has 8 divisors (see below), whose sum is σ = 35830272. Its totient is φ = 11196900.

The previous prime is 23140319. The next prime is 23140357. The reversal of 23140322 is 22304132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 23140322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186554 + ... + 186677.

It is an arithmetic number, because the mean of its divisors is an integer number (4478784).

Almost surely, 2^23140322 is an apocalyptic number.

23140322 is a deficient number, since it is larger than the sum of its proper divisors (12689950).

23140322 is a wasteful number, since it uses less digits than its factorization.

23140322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373264.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 23140322 is about 4810.4388573185. The cubic root of 23140322 is about 284.9638694323.

Adding to 23140322 its reverse (22304132), we get a palindrome (45444454).

The spelling of 23140322 in words is "twenty-three million, one hundred forty thousand, three hundred twenty-two".