84288566 has 8 divisors (see below), whose sum is σ = 130511424. Its totient is φ = 40784760.

The previous prime is 84288563. The next prime is 84288569. The reversal of 84288566 is 66588248.

It is an interprime number because it is at equal distance from previous prime (84288563) and next prime (84288569).

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

It is a self number, because there is not a number n which added to its sum of digits gives 84288566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84288563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679685 + ... + 679808.

It is an arithmetic number, because the mean of its divisors is an integer number (16313928).

Almost surely, 2^84288566 is an apocalyptic number.

84288566 is a deficient number, since it is larger than the sum of its proper divisors (46222858).

84288566 is a wasteful number, since it uses less digits than its factorization.

84288566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359526.

The product of its digits is 737280, while the sum is 47.

The square root of 84288566 is about 9180.8804588667. The cubic root of 84288566 is about 438.4528409399.

The spelling of 84288566 in words is "eighty-four million, two hundred eighty-eight thousand, five hundred sixty-six".