84955319 has 4 divisors (see below), whose sum is σ = 85395696. Its totient is φ = 84514944.

The previous prime is 84955313. The next prime is 84955333. The reversal of 84955319 is 91355948.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 84955319 - 2⁴ = 84955303 is a prime.

It is a super-2 number, since 2×84955319² = 14434812452783522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84955319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84955313) 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 3 ways as a sum of consecutive naturals, for example, 219899 + ... + 220284.

It is an arithmetic number, because the mean of its divisors is an integer number (21348924).

Almost surely, 2^84955319 is an apocalyptic number.

84955319 is a deficient number, since it is larger than the sum of its proper divisors (440377).

84955319 is a wasteful number, since it uses less digits than its factorization.

84955319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440376.

The product of its digits is 194400, while the sum is 44.

The square root of 84955319 is about 9217.1209713229. The cubic root of 84955319 is about 439.6059126357.

The spelling of 84955319 in words is "eighty-four million, nine hundred fifty-five thousand, three hundred nineteen".