84605212 has 6 divisors (see below), whose sum is σ = 148059128. Its totient is φ = 42302604.

The previous prime is 84605207. The next prime is 84605237. The reversal of 84605212 is 21250648.

It is a congruent number.

It is an unprimeable number.

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, 10575648 + ... + 10575655.

Almost surely, 2^84605212 is an apocalyptic number.

It is an amenable number.

84605212 is a deficient number, since it is larger than the sum of its proper divisors (63453916).

84605212 is a wasteful number, since it uses less digits than its factorization.

84605212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21151307 (or 21151305 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 84605212 is about 9198.1091535163. The cubic root of 84605212 is about 439.0011986206.

The spelling of 84605212 in words is "eighty-four million, six hundred five thousand, two hundred twelve".