33028007 has 2 divisors, whose sum is σ = 33028008. Its totient is φ = 33028006.

The previous prime is 33028003. The next prime is 33028019. The reversal of 33028007 is 70082033.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33028007 - 2² = 33028003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33028003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16514003 + 16514004.

It is an arithmetic number, because the mean of its divisors is an integer number (16514004).

Almost surely, 2^33028007 is an apocalyptic number.

33028007 is a deficient number, since it is larger than the sum of its proper divisors (1).

33028007 is an equidigital number, since it uses as much as digits as its factorization.

33028007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 33028007 is about 5746.9998259962. Note that the first 3 decimals coincide. The cubic root of 33028007 is about 320.8441481634.

The spelling of 33028007 in words is "thirty-three million, twenty-eight thousand, seven".