39894233 has 2 divisors, whose sum is σ = 39894234. Its totient is φ = 39894232.

The previous prime is 39894229. The next prime is 39894277. The reversal of 39894233 is 33249893.

39894233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32855824 + 7038409 = 5732^2 + 2653^2 .

It is a cyclic number.

It is not a de Polignac number, because 39894233 - 2² = 39894229 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (39894203) 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, 19947116 + 19947117.

It is an arithmetic number, because the mean of its divisors is an integer number (19947117).

Almost surely, 2^39894233 is an apocalyptic number.

It is an amenable number.

39894233 is a deficient number, since it is larger than the sum of its proper divisors (1).

39894233 is an equidigital number, since it uses as much as digits as its factorization.

39894233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 41.

The square root of 39894233 is about 6316.1881700912. The cubic root of 39894233 is about 341.6934915551.

The spelling of 39894233 in words is "thirty-nine million, eight hundred ninety-four thousand, two hundred thirty-three".