16772341 has 2 divisors, whose sum is σ = 16772342. Its totient is φ = 16772340.

The previous prime is 16772339. The next prime is 16772389. The reversal of 16772341 is 14327761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16240900 + 531441 = 4030^2 + 729^2 .

It is a cyclic number.

It is not a de Polignac number, because 16772341 - 2¹ = 16772339 is a prime.

It is a super-2 number, since 2×16772341² = 562622845240562, which contains 22 as substring.

Together with 16772339, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16772141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8386170 + 8386171.

It is an arithmetic number, because the mean of its divisors is an integer number (8386171).

Almost surely, 2^16772341 is an apocalyptic number.

It is an amenable number.

16772341 is a deficient number, since it is larger than the sum of its proper divisors (1).

16772341 is an equidigital number, since it uses as much as digits as its factorization.

16772341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 31.

The square root of 16772341 is about 4095.4048639909. The cubic root of 16772341 is about 255.9752020658.

The spelling of 16772341 in words is "sixteen million, seven hundred seventy-two thousand, three hundred forty-one".