16433073 has 6 divisors (see below), whose sum is σ = 23736674. Its totient is φ = 10955376.

The previous prime is 16433059. The next prime is 16433077. The reversal of 16433073 is 37033461.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14837904 + 1595169 = 3852^2 + 1263^2 .

It is not a de Polignac number, because 16433073 - 2⁴ = 16433057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16433077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 912940 + ... + 912957.

Almost surely, 2^16433073 is an apocalyptic number.

It is an amenable number.

16433073 is a deficient number, since it is larger than the sum of its proper divisors (7303601).

16433073 is a wasteful number, since it uses less digits than its factorization.

16433073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825903 (or 1825900 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 16433073 is about 4053.7726872631. The cubic root of 16433073 is about 254.2374915169.

The spelling of 16433073 in words is "sixteen million, four hundred thirty-three thousand, seventy-three".