16672343 has 2 divisors, whose sum is σ = 16672344. Its totient is φ = 16672342.

The previous prime is 16672321. The next prime is 16672349. The reversal of 16672343 is 34327661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16672343 - 2¹² = 16668247 is a prime.

It is a super-2 number, since 2×16672343² = 555934042219298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16672349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8336171 + 8336172.

It is an arithmetic number, because the mean of its divisors is an integer number (8336172).

Almost surely, 2^16672343 is an apocalyptic number.

16672343 is a deficient number, since it is larger than the sum of its proper divisors (1).

16672343 is an equidigital number, since it uses as much as digits as its factorization.

16672343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 32.

The square root of 16672343 is about 4083.1780514692. The cubic root of 16672343 is about 255.4654730248.

The spelling of 16672343 in words is "sixteen million, six hundred seventy-two thousand, three hundred forty-three".