84474867 has 4 divisors (see below), whose sum is σ = 112633160. Its totient is φ = 56316576.

The previous prime is 84474857. The next prime is 84474869. The reversal of 84474867 is 76847448.

It is a happy number.

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

It is not a de Polignac number, because 84474867 - 2¹⁶ = 84409331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84474869) 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, 14079142 + ... + 14079147.

It is an arithmetic number, because the mean of its divisors is an integer number (28158290).

Almost surely, 2^84474867 is an apocalyptic number.

84474867 is a deficient number, since it is larger than the sum of its proper divisors (28158293).

84474867 is a wasteful number, since it uses less digits than its factorization.

84474867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28158292.

The product of its digits is 1204224, while the sum is 48.

The square root of 84474867 is about 9191.0209987792. The cubic root of 84474867 is about 438.7756371737.

The spelling of 84474867 in words is "eighty-four million, four hundred seventy-four thousand, eight hundred sixty-seven".