84292571 has 4 divisors (see below), whose sum is σ = 91955544. Its totient is φ = 76629600.

The previous prime is 84292561. The next prime is 84292603. The reversal of 84292571 is 17529248.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84292571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84292501) 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, 3831470 + ... + 3831491.

It is an arithmetic number, because the mean of its divisors is an integer number (22988886).

Almost surely, 2^84292571 is an apocalyptic number.

84292571 is a deficient number, since it is larger than the sum of its proper divisors (7662973).

84292571 is a wasteful number, since it uses less digits than its factorization.

84292571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7662972.

The product of its digits is 40320, while the sum is 38.

The square root of 84292571 is about 9181.0985726110. The cubic root of 84292571 is about 438.4597852421.

The spelling of 84292571 in words is "eighty-four million, two hundred ninety-two thousand, five hundred seventy-one".