23678238 has 32 divisors (see below), whose sum is σ = 49043232. Its totient is φ = 7616000.

The previous prime is 23678219. The next prime is 23678243. The reversal of 23678238 is 83287632.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23678196 and 23678205.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 24370 + ... + 25322.

It is an arithmetic number, because the mean of its divisors is an integer number (1532601).

Almost surely, 2^23678238 is an apocalyptic number.

23678238 is an abundant number, since it is smaller than the sum of its proper divisors (25364994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23678238 is a wasteful number, since it uses less digits than its factorization.

23678238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100.

The product of its digits is 96768, while the sum is 39.

The square root of 23678238 is about 4866.0289764859. The cubic root of 23678238 is about 287.1550514434.

The spelling of 23678238 in words is "twenty-three million, six hundred seventy-eight thousand, two hundred thirty-eight".