84643106 has 8 divisors (see below), whose sum is σ = 130061484. Its totient is φ = 41289280.

The previous prime is 84643103. The next prime is 84643123. The reversal of 84643106 is 60134648.

It can be written as a sum of positive squares in 2 ways, for example, as 79049881 + 5593225 = 8891^2 + 2365^2 .

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

It is not an unprimeable number, because it can be changed into a prime (84643103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516035 + ... + 516198.

Almost surely, 2^84643106 is an apocalyptic number.

84643106 is a deficient number, since it is larger than the sum of its proper divisors (45418378).

84643106 is a wasteful number, since it uses less digits than its factorization.

84643106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032276.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 84643106 is about 9200.1688027992. The cubic root of 84643106 is about 439.0667305503.

The spelling of 84643106 in words is "eighty-four million, six hundred forty-three thousand, one hundred six".