84805365 has 8 divisors (see below), whose sum is σ = 135688608. Its totient is φ = 45229520.

The previous prime is 84805363. The next prime is 84805381. The reversal of 84805365 is 56350848.

It is a happy number.

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

It is not a de Polignac number, because 84805365 - 2¹ = 84805363 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84805363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2826831 + ... + 2826860.

It is an arithmetic number, because the mean of its divisors is an integer number (16961076).

Almost surely, 2^84805365 is an apocalyptic number.

It is an amenable number.

84805365 is a deficient number, since it is larger than the sum of its proper divisors (50883243).

84805365 is a wasteful number, since it uses less digits than its factorization.

84805365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5653699.

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 84805365 is about 9208.9828428551. The cubic root of 84805365 is about 439.3471119342.

The spelling of 84805365 in words is "eighty-four million, eight hundred five thousand, three hundred sixty-five".