84687892 has 12 divisors (see below), whose sum is σ = 150716160. Its totient is φ = 41626136.

The previous prime is 84687881. The next prime is 84687893. The reversal of 84687892 is 29878648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84687893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179188 + ... + 179659.

It is an arithmetic number, because the mean of its divisors is an integer number (12559680).

Almost surely, 2^84687892 is an apocalyptic number.

It is an amenable number.

84687892 is a deficient number, since it is larger than the sum of its proper divisors (66028268).

84687892 is a wasteful number, since it uses less digits than its factorization.

84687892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358910 (or 358908 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 52.

The square root of 84687892 is about 9202.6024580007. The cubic root of 84687892 is about 439.1441559362.

The spelling of 84687892 in words is "eighty-four million, six hundred eighty-seven thousand, eight hundred ninety-two".