84458913 has 32 divisors (see below), whose sum is σ = 142801920. Its totient is φ = 43124160.

The previous prime is 84458903. The next prime is 84458917. The reversal of 84458913 is 31985448.

It is not a de Polignac number, because 84458913 - 2⁴ = 84458897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84458917) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10531 + ... + 16727.

It is an arithmetic number, because the mean of its divisors is an integer number (4462560).

Almost surely, 2^84458913 is an apocalyptic number.

It is an amenable number.

84458913 is a deficient number, since it is larger than the sum of its proper divisors (58343007).

84458913 is a wasteful number, since it uses less digits than its factorization.

84458913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6277.

The product of its digits is 138240, while the sum is 42.

The square root of 84458913 is about 9190.1530455156. The cubic root of 84458913 is about 438.7480129130.

The spelling of 84458913 in words is "eighty-four million, four hundred fifty-eight thousand, nine hundred thirteen".