84844073 has 4 divisors (see below), whose sum is σ = 84897540. Its totient is φ = 84790608.

The previous prime is 84844069. The next prime is 84844091. The reversal of 84844073 is 37044848.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12475024 + 72369049 = 3532^2 + 8507^2 .

It is a cyclic number.

It is not a de Polignac number, because 84844073 - 2² = 84844069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (84844013) 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 3 ways as a sum of consecutive naturals, for example, 24278 + ... + 27551.

It is an arithmetic number, because the mean of its divisors is an integer number (21224385).

Almost surely, 2^84844073 is an apocalyptic number.

It is an amenable number.

84844073 is a deficient number, since it is larger than the sum of its proper divisors (53467).

84844073 is a wasteful number, since it uses less digits than its factorization.

84844073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53466.

The product of its (nonzero) digits is 86016, while the sum is 38.

The square root of 84844073 is about 9211.0842467106. The cubic root of 84844073 is about 439.4139459969.

The spelling of 84844073 in words is "eighty-four million, eight hundred forty-four thousand, seventy-three".