23453516 has 6 divisors (see below), whose sum is σ = 41043660. Its totient is φ = 11726756.

The previous prime is 23453509. The next prime is 23453527. The reversal of 23453516 is 61535432.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2931686 + ... + 2931693.

It is an arithmetic number, because the mean of its divisors is an integer number (6840610).

Almost surely, 2^23453516 is an apocalyptic number.

It is an amenable number.

23453516 is a deficient number, since it is larger than the sum of its proper divisors (17590144).

23453516 is a wasteful number, since it uses less digits than its factorization.

23453516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5863383 (or 5863381 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 23453516 is about 4842.8830256367. The cubic root of 23453516 is about 286.2437324384.

Adding to 23453516 its reverse (61535432), we get a palindrome (84988948).

The spelling of 23453516 in words is "twenty-three million, four hundred fifty-three thousand, five hundred sixteen".