84813379 has 8 divisors (see below), whose sum is σ = 99294048. Its totient is φ = 70923840.

The previous prime is 84813347. The next prime is 84813383. The reversal of 84813379 is 97331848.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 84813379 - 2⁵ = 84813347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84813319) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 147472 + ... + 148045.

It is an arithmetic number, because the mean of its divisors is an integer number (12411756).

Almost surely, 2^84813379 is an apocalyptic number.

84813379 is a deficient number, since it is larger than the sum of its proper divisors (14480669).

84813379 is a wasteful number, since it uses less digits than its factorization.

84813379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295565.

The product of its digits is 145152, while the sum is 43.

The square root of 84813379 is about 9209.4179512063. The cubic root of 84813379 is about 439.3609507475.

The spelling of 84813379 in words is "eighty-four million, eight hundred thirteen thousand, three hundred seventy-nine".