84055317 has 16 divisors (see below), whose sum is σ = 119439360. Its totient is φ = 52458032.

The previous prime is 84055277. The next prime is 84055333. The reversal of 84055317 is 71355048.

It is not a de Polignac number, because 84055317 - 2⁷ = 84055189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84055217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9717 + ... + 16202.

It is an arithmetic number, because the mean of its divisors is an integer number (7464960).

Almost surely, 2^84055317 is an apocalyptic number.

It is an amenable number.

84055317 is a deficient number, since it is larger than the sum of its proper divisors (35384043).

84055317 is a wasteful number, since it uses less digits than its factorization.

84055317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25992.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 84055317 is about 9168.1686830032. The cubic root of 84055317 is about 438.0480285524.

The spelling of 84055317 in words is "eighty-four million, fifty-five thousand, three hundred seventeen".