84164171 has 8 divisors (see below), whose sum is σ = 103586784. Its totient is φ = 66591360.

The previous prime is 84164147. The next prime is 84164173. The reversal of 84164171 is 17146148.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84164171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84164173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462350 + ... + 462531.

It is an arithmetic number, because the mean of its divisors is an integer number (12948348).

Almost surely, 2^84164171 is an apocalyptic number.

84164171 is a deficient number, since it is larger than the sum of its proper divisors (19422613).

84164171 is a wasteful number, since it uses less digits than its factorization.

84164171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924901.

The product of its digits is 5376, while the sum is 32.

The square root of 84164171 is about 9174.1032804302. The cubic root of 84164171 is about 438.2370418232.

The spelling of 84164171 in words is "eighty-four million, one hundred sixty-four thousand, one hundred seventy-one".