16096921 has 4 divisors (see below), whose sum is σ = 16471312. Its totient is φ = 15722532.

The previous prime is 16096919. The next prime is 16096939. The reversal of 16096921 is 12969061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16096921 - 2¹ = 16096919 is a prime.

It is a super-2 number, since 2×16096921² = 518221731360482, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16096981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187131 + ... + 187216.

It is an arithmetic number, because the mean of its divisors is an integer number (4117828).

Almost surely, 2^16096921 is an apocalyptic number.

It is an amenable number.

16096921 is a deficient number, since it is larger than the sum of its proper divisors (374391).

16096921 is an equidigital number, since it uses as much as digits as its factorization.

16096921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374390.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 16096921 is about 4012.0968333279. The cubic root of 16096921 is about 252.4919894201.

The spelling of 16096921 in words is "sixteen million, ninety-six thousand, nine hundred twenty-one".