84443075 has 6 divisors (see below), whose sum is σ = 104709444. Its totient is φ = 67554440.

The previous prime is 84443053. The next prime is 84443077. The reversal of 84443075 is 57034448.

It is not a de Polignac number, because 84443075 - 2¹⁰ = 84442051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84443077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1688837 + ... + 1688886.

It is an arithmetic number, because the mean of its divisors is an integer number (17451574).

Almost surely, 2^84443075 is an apocalyptic number.

84443075 is a deficient number, since it is larger than the sum of its proper divisors (20266369).

84443075 is a wasteful number, since it uses less digits than its factorization.

84443075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377733 (or 3377728 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 84443075 is about 9189.2913219682. The cubic root of 84443075 is about 438.7205860645.

The spelling of 84443075 in words is "eighty-four million, four hundred forty-three thousand, seventy-five".