23784038 has 4 divisors (see below), whose sum is σ = 35676060. Its totient is φ = 11892018.

The previous prime is 23784023. The next prime is 23784041. The reversal of 23784038 is 83048732.

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

It is a junction number, because it is equal to n+sod(n) for n = 23783989 and 23784007.

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, 5946008 + ... + 5946011.

It is an arithmetic number, because the mean of its divisors is an integer number (8919015).

Almost surely, 2^23784038 is an apocalyptic number.

23784038 is a deficient number, since it is larger than the sum of its proper divisors (11892022).

23784038 is a wasteful number, since it uses less digits than its factorization.

23784038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11892021.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 23784038 is about 4876.8881471693. Note that the first 3 decimals coincide. The cubic root of 23784038 is about 287.5821083691.

The spelling of 23784038 in words is "twenty-three million, seven hundred eighty-four thousand, thirty-eight".