84599913 has 8 divisors (see below), whose sum is σ = 118736800. Its totient is φ = 53431488.

The previous prime is 84599909. The next prime is 84599927. The reversal of 84599913 is 31999548.

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

It is not a de Polignac number, because 84599913 - 2² = 84599909 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84599903) 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, 742048 + ... + 742161.

It is an arithmetic number, because the mean of its divisors is an integer number (14842100).

Almost surely, 2^84599913 is an apocalyptic number.

It is an amenable number.

84599913 is a deficient number, since it is larger than the sum of its proper divisors (34136887).

84599913 is a wasteful number, since it uses less digits than its factorization.

84599913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484231.

The product of its digits is 349920, while the sum is 48.

The square root of 84599913 is about 9197.8211006738. The cubic root of 84599913 is about 438.9920332439.

The spelling of 84599913 in words is "eighty-four million, five hundred ninety-nine thousand, nine hundred thirteen".