33047073 has 6 divisors (see below), whose sum is σ = 47734674. Its totient is φ = 22031376.

The previous prime is 33047071. The next prime is 33047083. The reversal of 33047073 is 37074033.

It can be written as a sum of positive squares in only one way, i.e., 33039504 + 7569 = 5748^2 + 87^2 .

It is not a de Polignac number, because 33047073 - 2¹ = 33047071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (33047071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1835940 + ... + 1835957.

It is an arithmetic number, because the mean of its divisors is an integer number (7955779).

Almost surely, 2^33047073 is an apocalyptic number.

It is an amenable number.

33047073 is a deficient number, since it is larger than the sum of its proper divisors (14687601).

33047073 is a wasteful number, since it uses less digits than its factorization.

33047073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671903 (or 3671900 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 27.

The square root of 33047073 is about 5748.6583652188. The cubic root of 33047073 is about 320.9058739367.

The spelling of 33047073 in words is "thirty-three million, forty-seven thousand, seventy-three".