15916048 has 20 divisors (see below), whose sum is σ = 31186620. Its totient is φ = 7867904.

The previous prime is 15916039. The next prime is 15916049. The reversal of 15916048 is 84061951.

It can be written as a sum of positive squares in 2 ways, for example, as 8690704 + 7225344 = 2948^2 + 2688^2 .

It is not an unprimeable number, because it can be changed into a prime (15916049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4165 + ... + 7012.

It is an arithmetic number, because the mean of its divisors is an integer number (1559331).

Almost surely, 2^15916048 is an apocalyptic number.

It is an amenable number.

15916048 is a deficient number, since it is larger than the sum of its proper divisors (15270572).

15916048 is a wasteful number, since it uses less digits than its factorization.

15916048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11274 (or 11268 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 15916048 is about 3989.4921982628. The cubic root of 15916048 is about 251.5427165209.

Adding to 15916048 its reverse (84061951), we get a palindrome (99977999).

The spelling of 15916048 in words is "fifteen million, nine hundred sixteen thousand, forty-eight".