80834171 has 6 divisors (see below), whose sum is σ = 88850916. Its totient is φ = 73485500.

The previous prime is 80834153. The next prime is 80834177. The reversal of 80834171 is 17143808.

It is a de Polignac number, because none of the positive numbers 2^k-80834171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80834177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 333905 + ... + 334146.

It is an arithmetic number, because the mean of its divisors is an integer number (14808486).

Almost surely, 2^80834171 is an apocalyptic number.

80834171 is a deficient number, since it is larger than the sum of its proper divisors (8016745).

80834171 is a wasteful number, since it uses less digits than its factorization.

80834171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668073 (or 668062 counting only the distinct ones).

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

The square root of 80834171 is about 8990.7825577088. The cubic root of 80834171 is about 432.3794017058.

Adding to 80834171 its reverse (17143808), we get a palindrome (97977979).

The spelling of 80834171 in words is "eighty million, eight hundred thirty-four thousand, one hundred seventy-one".