23871422 has 4 divisors (see below), whose sum is σ = 35807136. Its totient is φ = 11935710.

The previous prime is 23871413. The next prime is 23871433. The reversal of 23871422 is 22417832.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5967854 + ... + 5967857.

It is an arithmetic number, because the mean of its divisors is an integer number (8951784).

Almost surely, 2^23871422 is an apocalyptic number.

23871422 is a deficient number, since it is larger than the sum of its proper divisors (11935714).

23871422 is a wasteful number, since it uses less digits than its factorization.

23871422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11935713.

The product of its digits is 5376, while the sum is 29.

The square root of 23871422 is about 4885.8389248930. The cubic root of 23871422 is about 287.9338759587.

The spelling of 23871422 in words is "twenty-three million, eight hundred seventy-one thousand, four hundred twenty-two".