23388038 has 4 divisors (see below), whose sum is σ = 35082060. Its totient is φ = 11694018.

The previous prime is 23388023. The next prime is 23388049. The reversal of 23388038 is 83088332.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23387989 and 23388007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5847008 + ... + 5847011.

It is an arithmetic number, because the mean of its divisors is an integer number (8770515).

Almost surely, 2^23388038 is an apocalyptic number.

23388038 is a deficient number, since it is larger than the sum of its proper divisors (11694022).

23388038 is a wasteful number, since it uses less digits than its factorization.

23388038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11694021.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 23388038 is about 4836.1180713461. The cubic root of 23388038 is about 285.9771038120.

The spelling of 23388038 in words is "twenty-three million, three hundred eighty-eight thousand, thirty-eight".