16048881 has 8 divisors (see below), whose sum is σ = 23776160. Its totient is φ = 10699236.

The previous prime is 16048859. The next prime is 16048883. The reversal of 16048881 is 18884061.

It is not a de Polignac number, because 16048881 - 2¹⁵ = 16016113 is a prime.

It is a super-2 number, since 2×16048881² = 515133162704322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16048883) 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, 297175 + ... + 297228.

It is an arithmetic number, because the mean of its divisors is an integer number (2972020).

Almost surely, 2^16048881 is an apocalyptic number.

It is an amenable number.

16048881 is a deficient number, since it is larger than the sum of its proper divisors (7727279).

16048881 is an equidigital number, since it uses as much as digits as its factorization.

16048881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594412 (or 594406 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 36.

The square root of 16048881 is about 4006.1054654115. The cubic root of 16048881 is about 252.2405582727.

The spelling of 16048881 in words is "sixteen million, forty-eight thousand, eight hundred eighty-one".