33051338 has 4 divisors (see below), whose sum is σ = 49577010. Its totient is φ = 16525668.

The previous prime is 33051331. The next prime is 33051353. The reversal of 33051338 is 83315033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83315033 = 157 ⋅530669.

It can be written as a sum of positive squares in only one way, i.e., 16834609 + 16216729 = 4103^2 + 4027^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33051331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8262833 + ... + 8262836.

Almost surely, 2^33051338 is an apocalyptic number.

33051338 is a deficient number, since it is larger than the sum of its proper divisors (16525672).

33051338 is a wasteful number, since it uses less digits than its factorization.

33051338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16525671.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 33051338 is about 5749.0293093704. The cubic root of 33051338 is about 320.9196785347.

The spelling of 33051338 in words is "thirty-three million, fifty-one thousand, three hundred thirty-eight".