23140246 has 8 divisors (see below), whose sum is σ = 34730784. Its totient is φ = 11563320.

The previous prime is 23140241. The next prime is 23140279. The reversal of 23140246 is 64204132.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23140241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4956 + ... + 8416.

It is an arithmetic number, because the mean of its divisors is an integer number (4341348).

Almost surely, 2^23140246 is an apocalyptic number.

23140246 is a deficient number, since it is larger than the sum of its proper divisors (11590538).

23140246 is a wasteful number, since it uses less digits than its factorization.

23140246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6806.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 23140246 is about 4810.4309578249. The cubic root of 23140246 is about 284.9635574620.

Adding to 23140246 its reverse (64204132), we get a palindrome (87344378).

The spelling of 23140246 in words is "twenty-three million, one hundred forty thousand, two hundred forty-six".