84366424 has 8 divisors (see below), whose sum is σ = 158187060. Its totient is φ = 42183208.

The previous prime is 84366413. The next prime is 84366431. The reversal of 84366424 is 42466348.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5272894 + ... + 5272909.

Almost surely, 2^84366424 is an apocalyptic number.

It is an amenable number.

84366424 is a deficient number, since it is larger than the sum of its proper divisors (73820636).

84366424 is a wasteful number, since it uses less digits than its factorization.

84366424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10545809 (or 10545805 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

The square root of 84366424 is about 9185.1197052624. The cubic root of 84366424 is about 438.5878001537.

The spelling of 84366424 in words is "eighty-four million, three hundred sixty-six thousand, four hundred twenty-four".