23005616 has 10 divisors (see below), whose sum is σ = 44573412. Its totient is φ = 11502800.

The previous prime is 23005597. The next prime is 23005621. The reversal of 23005616 is 61650032.

It is a junction number, because it is equal to n+sod(n) for n = 23005591 and 23005600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 718910 + ... + 718941.

Almost surely, 2^23005616 is an apocalyptic number.

It is an amenable number.

23005616 is a deficient number, since it is larger than the sum of its proper divisors (21567796).

23005616 is a wasteful number, since it uses less digits than its factorization.

23005616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437859 (or 1437853 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 23005616 is about 4796.4169960503. The cubic root of 23005616 is about 284.4098427058.

Adding to 23005616 its reverse (61650032), we get a palindrome (84655648).

The spelling of 23005616 in words is "twenty-three million, five thousand, six hundred sixteen".