84085772 has 12 divisors (see below), whose sum is σ = 149926896. Its totient is φ = 41249520.

The previous prime is 84085759. The next prime is 84085789. The reversal of 84085772 is 27758048.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198104 + ... + 198527.

It is an arithmetic number, because the mean of its divisors is an integer number (12493908).

Almost surely, 2^84085772 is an apocalyptic number.

It is an amenable number.

84085772 is a deficient number, since it is larger than the sum of its proper divisors (65841124).

84085772 is a wasteful number, since it uses less digits than its factorization.

84085772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396688 (or 396686 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 41.

The square root of 84085772 is about 9169.8294422525. The cubic root of 84085772 is about 438.1009268195.

The spelling of 84085772 in words is "eighty-four million, eighty-five thousand, seven hundred seventy-two".