33864973 has 8 divisors (see below), whose sum is σ = 35784320. Its totient is φ = 31959360.

The previous prime is 33864967. The next prime is 33864979. The reversal of 33864973 is 37946833.

It is an interprime number because it is at equal distance from previous prime (33864967) and next prime (33864979).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33864973 - 2⁹ = 33864461 is a prime.

It is a super-2 number, since 2×33864973² = 2293672792581458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33864979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1861 + ... + 8437.

It is an arithmetic number, because the mean of its divisors is an integer number (4473040).

Almost surely, 2^33864973 is an apocalyptic number.

It is an amenable number.

33864973 is a deficient number, since it is larger than the sum of its proper divisors (1919347).

33864973 is a wasteful number, since it uses less digits than its factorization.

33864973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6867.

The product of its digits is 326592, while the sum is 43.

The square root of 33864973 is about 5819.3619066011. The cubic root of 33864973 is about 323.5317532477.

The spelling of 33864973 in words is "thirty-three million, eight hundred sixty-four thousand, nine hundred seventy-three".