33073138 has 24 divisors (see below), whose sum is σ = 57962844. Its totient is φ = 14112000.

The previous prime is 33073133. The next prime is 33073141. The reversal of 33073138 is 83137033.

It can be written as a sum of positive squares in 2 ways, for example, as 30503529 + 2569609 = 5523^2 + 1603^2 .

It is not an unprimeable number, because it can be changed into a prime (33073133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26938 + ... + 28138.

Almost surely, 2^33073138 is an apocalyptic number.

33073138 is a deficient number, since it is larger than the sum of its proper divisors (24889706).

33073138 is a wasteful number, since it uses less digits than its factorization.

33073138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498 (or 1491 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 33073138 is about 5750.9249690811. The cubic root of 33073138 is about 320.9902204233.

The spelling of 33073138 in words is "thirty-three million, seventy-three thousand, one hundred thirty-eight".