84674913 has 4 divisors (see below), whose sum is σ = 112899888. Its totient is φ = 56449940.

The previous prime is 84674903. The next prime is 84674917. The reversal of 84674913 is 31947648.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84674913 - 2⁴ = 84674897 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (84674917) 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, 14112483 + ... + 14112488.

It is an arithmetic number, because the mean of its divisors is an integer number (28224972).

Almost surely, 2^84674913 is an apocalyptic number.

It is an amenable number.

84674913 is a deficient number, since it is larger than the sum of its proper divisors (28224975).

84674913 is a wasteful number, since it uses less digits than its factorization.

84674913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28224974.

The product of its digits is 145152, while the sum is 42.

The square root of 84674913 is about 9201.8972500240. The cubic root of 84674913 is about 439.1217208392.

The spelling of 84674913 in words is "eighty-four million, six hundred seventy-four thousand, nine hundred thirteen".