38685212 has 6 divisors (see below), whose sum is σ = 67699128. Its totient is φ = 19342604.

The previous prime is 38685209. The next prime is 38685253. The reversal of 38685212 is 21258683.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4835648 + ... + 4835655.

It is an arithmetic number, because the mean of its divisors is an integer number (11283188).

Almost surely, 2^38685212 is an apocalyptic number.

It is an amenable number.

38685212 is a deficient number, since it is larger than the sum of its proper divisors (29013916).

38685212 is a wasteful number, since it uses less digits than its factorization.

38685212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9671307 (or 9671305 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 38685212 is about 6219.7437246240. The cubic root of 38685212 is about 338.2062744255.

The spelling of 38685212 in words is "thirty-eight million, six hundred eighty-five thousand, two hundred twelve".