15713216 has 14 divisors (see below), whose sum is σ = 31181040. Its totient is φ = 7856576.

The previous prime is 15713213. The next prime is 15713221. The reversal of 15713216 is 61231751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15713213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122696 + ... + 122823.

Almost surely, 2^15713216 is an apocalyptic number.

15713216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15713216 is a deficient number, since it is larger than the sum of its proper divisors (15467824).

15713216 is an equidigital number, since it uses as much as digits as its factorization.

15713216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245531 (or 245521 counting only the distinct ones).

The product of its digits is 1260, while the sum is 26.

The square root of 15713216 is about 3963.9899091698. The cubic root of 15713216 is about 250.4696026743.

Adding to 15713216 its reverse (61231751), we get a palindrome (76944967).

The spelling of 15713216 in words is "fifteen million, seven hundred thirteen thousand, two hundred sixteen".