16772533 has 2 divisors, whose sum is σ = 16772534. Its totient is φ = 16772532.

The previous prime is 16772521. The next prime is 16772597. The reversal of 16772533 is 33527761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9498724 + 7273809 = 3082^2 + 2697^2 .

It is a cyclic number.

It is not a de Polignac number, because 16772533 - 2⁵ = 16772501 is a prime.

It is equal to p_1077586 and since 16772533 and 1077586 have the same sum of digits, it is a Honaker prime.

It is a nialpdrome in base 8 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16772633) 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, 8386266 + 8386267.

It is an arithmetic number, because the mean of its divisors is an integer number (8386267).

Almost surely, 2^16772533 is an apocalyptic number.

It is an amenable number.

16772533 is a deficient number, since it is larger than the sum of its proper divisors (1).

16772533 is an equidigital number, since it uses as much as digits as its factorization.

16772533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 34.

The square root of 16772533 is about 4095.4283048297. The cubic root of 16772533 is about 255.9761788137.

The spelling of 16772533 in words is "sixteen million, seven hundred seventy-two thousand, five hundred thirty-three".