84693880 has 32 divisors (see below), whose sum is σ = 191678400. Its totient is φ = 33678976.

The previous prime is 84693871. The next prime is 84693893. The reversal of 84693880 is 8839648.

It is a self number, because there is not a number n which added to its sum of digits gives 84693880.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 801 + ... + 13039.

It is an arithmetic number, because the mean of its divisors is an integer number (5989950).

Almost surely, 2^84693880 is an apocalyptic number.

It is an amenable number.

84693880 is an abundant number, since it is smaller than the sum of its proper divisors (106984520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84693880 is a wasteful number, since it uses less digits than its factorization.

84693880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12423 (or 12419 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 84693880 is about 9202.9277950009. The cubic root of 84693880 is about 439.1545058345.

The spelling of 84693880 in words is "eighty-four million, six hundred ninety-three thousand, eight hundred eighty".