23867238 has 32 divisors (see below), whose sum is σ = 50351616. Its totient is φ = 7527168.

The previous prime is 23867227. The next prime is 23867281. The reversal of 23867238 is 83276832.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23867196 and 23867205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12495 + ... + 14277.

It is an arithmetic number, because the mean of its divisors is an integer number (1573488).

Almost surely, 2^23867238 is an apocalyptic number.

23867238 is an abundant number, since it is smaller than the sum of its proper divisors (26484378).

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

23867238 is a wasteful number, since it uses less digits than its factorization.

23867238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908.

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

The square root of 23867238 is about 4885.4107299182. The cubic root of 23867238 is about 287.9170526943.

It can be divided in two parts, 238 and 67238, that added together give a palindrome (67476).

The spelling of 23867238 in words is "twenty-three million, eight hundred sixty-seven thousand, two hundred thirty-eight".