33798987 has 6 divisors (see below), whose sum is σ = 48820772. Its totient is φ = 22532652.

The previous prime is 33798979. The next prime is 33798991. The reversal of 33798987 is 78989733.

33798987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 33798987 - 2³ = 33798979 is a prime.

It is a super-2 number, since 2×33798987² = 2284743044452338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33798977) 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 in 5 ways as a sum of consecutive naturals, for example, 1877713 + ... + 1877730.

Almost surely, 2^33798987 is an apocalyptic number.

33798987 is a deficient number, since it is larger than the sum of its proper divisors (15021785).

33798987 is a wasteful number, since it uses less digits than its factorization.

33798987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755449 (or 3755446 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 33798987 is about 5813.6896201982. The cubic root of 33798987 is about 323.3214824248.

The spelling of 33798987 in words is "thirty-three million, seven hundred ninety-eight thousand, nine hundred eighty-seven".