84888497 has 4 divisors (see below), whose sum is σ = 89881956. Its totient is φ = 79895040.

The previous prime is 84888473. The next prime is 84888511. The reversal of 84888497 is 79488848.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28398241 + 56490256 = 5329^2 + 7516^2 .

It is a cyclic number.

It is not a de Polignac number, because 84888497 - 2⁸ = 84888241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84884497) 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, 2496704 + ... + 2496737.

It is an arithmetic number, because the mean of its divisors is an integer number (22470489).

Almost surely, 2^84888497 is an apocalyptic number.

It is an amenable number.

84888497 is a deficient number, since it is larger than the sum of its proper divisors (4993459).

84888497 is a wasteful number, since it uses less digits than its factorization.

84888497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4993458.

The product of its digits is 4128768, while the sum is 56.

The square root of 84888497 is about 9213.4953736354. The cubic root of 84888497 is about 439.4906243807.

The spelling of 84888497 in words is "eighty-four million, eight hundred eighty-eight thousand, four hundred ninety-seven".