16084391 has 2 divisors, whose sum is σ = 16084392. Its totient is φ = 16084390.

The previous prime is 16084373. The next prime is 16084441. The reversal of 16084391 is 19348061.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16084391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16084591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8042195 + 8042196.

It is an arithmetic number, because the mean of its divisors is an integer number (8042196).

Almost surely, 2^16084391 is an apocalyptic number.

16084391 is a deficient number, since it is larger than the sum of its proper divisors (1).

16084391 is an equidigital number, since it uses as much as digits as its factorization.

16084391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 16084391 is about 4010.5350017174. The cubic root of 16084391 is about 252.4264583397.

The spelling of 16084391 in words is "sixteen million, eighty-four thousand, three hundred ninety-one".