84171092 has 12 divisors (see below), whose sum is σ = 147472416. Its totient is φ = 42036120.

The previous prime is 84171089. The next prime is 84171119. The reversal of 84171092 is 29017148.

It is a congruent number.

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, 8384 + ... + 15447.

It is an arithmetic number, because the mean of its divisors is an integer number (12289368).

Almost surely, 2^84171092 is an apocalyptic number.

It is an amenable number.

84171092 is a deficient number, since it is larger than the sum of its proper divisors (63301324).

84171092 is a wasteful number, since it uses less digits than its factorization.

84171092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24718 (or 24716 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 84171092 is about 9174.4804757545. The cubic root of 84171092 is about 438.2490538840.

The spelling of 84171092 in words is "eighty-four million, one hundred seventy-one thousand, ninety-two".