16022393 has 2 divisors, whose sum is σ = 16022394. Its totient is φ = 16022392.

The previous prime is 16022389. The next prime is 16022399. The reversal of 16022393 is 39322061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11641744 + 4380649 = 3412^2 + 2093^2 .

It is a cyclic number.

It is not a de Polignac number, because 16022393 - 2² = 16022389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (16022399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8011196 + 8011197.

It is an arithmetic number, because the mean of its divisors is an integer number (8011197).

Almost surely, 2^16022393 is an apocalyptic number.

It is an amenable number.

16022393 is a deficient number, since it is larger than the sum of its proper divisors (1).

16022393 is an equidigital number, since it uses as much as digits as its factorization.

16022393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 16022393 is about 4002.7981462972. The cubic root of 16022393 is about 252.1017110629.

The spelling of 16022393 in words is "sixteen million, twenty-two thousand, three hundred ninety-three".