23339978 has 8 divisors (see below), whose sum is σ = 35043840. Its totient is φ = 11658700.

The previous prime is 23339977. The next prime is 23340001. The reversal of 23339978 is 87993332.

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

It is not an unprimeable number, because it can be changed into a prime (23339977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2768 + ... + 7371.

It is an arithmetic number, because the mean of its divisors is an integer number (4380480).

Almost surely, 2^23339978 is an apocalyptic number.

23339978 is a deficient number, since it is larger than the sum of its proper divisors (11703862).

23339978 is a wasteful number, since it uses less digits than its factorization.

23339978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11292.

The product of its digits is 244944, while the sum is 44.

The square root of 23339978 is about 4831.1466547808. The cubic root of 23339978 is about 285.7810850241.

The spelling of 23339978 in words is "twenty-three million, three hundred thirty-nine thousand, nine hundred seventy-eight".