16048591 has 8 divisors (see below), whose sum is σ = 17411184. Its totient is φ = 14704320.

The previous prime is 16048537. The next prime is 16048619. The reversal of 16048591 is 19584061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16048591 - 2⁷ = 16048463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16048511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2725 + ... + 6286.

It is an arithmetic number, because the mean of its divisors is an integer number (2176398).

Almost surely, 2^16048591 is an apocalyptic number.

16048591 is a deficient number, since it is larger than the sum of its proper divisors (1362593).

16048591 is a wasteful number, since it uses less digits than its factorization.

16048591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9161.

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

The square root of 16048591 is about 4006.0692704945. The cubic root of 16048591 is about 252.2390389518.

The spelling of 16048591 in words is "sixteen million, forty-eight thousand, five hundred ninety-one".