33828887 has 2 divisors, whose sum is σ = 33828888. Its totient is φ = 33828886.

The previous prime is 33828881. The next prime is 33828931. The reversal of 33828887 is 78882833.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33828887 - 2⁸ = 33828631 is a prime.

It is a super-2 number, since 2×33828887² = 2288787191317538, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33828881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16914443 + 16914444.

It is an arithmetic number, because the mean of its divisors is an integer number (16914444).

Almost surely, 2^33828887 is an apocalyptic number.

33828887 is a deficient number, since it is larger than the sum of its proper divisors (1).

33828887 is an equidigital number, since it uses as much as digits as its factorization.

33828887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 516096, while the sum is 47.

The square root of 33828887 is about 5816.2605684409. The cubic root of 33828887 is about 323.4167955676.

The spelling of 33828887 in words is "thirty-three million, eight hundred twenty-eight thousand, eight hundred eighty-seven".