84853899 has 24 divisors (see below), whose sum is σ = 136888752. Its totient is φ = 52215840.

The previous prime is 84853897. The next prime is 84853927. The reversal of 84853899 is 99835848.

It is a happy number.

It is not a de Polignac number, because 84853899 - 2¹ = 84853897 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84853891) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10272 + ... + 16589.

It is an arithmetic number, because the mean of its divisors is an integer number (5703698).

Almost surely, 2^84853899 is an apocalyptic number.

84853899 is a deficient number, since it is larger than the sum of its proper divisors (52034853).

84853899 is a wasteful number, since it uses less digits than its factorization.

84853899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26889 (or 26877 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 84853899 is about 9211.6176103874. The cubic root of 84853899 is about 439.4309085441.

The spelling of 84853899 in words is "eighty-four million, eight hundred fifty-three thousand, eight hundred ninety-nine".