84486486 has 96 divisors (see below), whose sum is σ = 207301248. Its totient is φ = 22861440.

The previous prime is 84486473. The next prime is 84486487. The reversal of 84486486 is 68468448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84486487) 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 47 ways as a sum of consecutive naturals, for example, 518241 + ... + 518403.

It is an arithmetic number, because the mean of its divisors is an integer number (2159388).

Almost surely, 2^84486486 is an apocalyptic number.

84486486 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 84486486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103650624).

84486486 is an abundant number, since it is smaller than the sum of its proper divisors (122814762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84486486 is a wasteful number, since it uses less digits than its factorization.

84486486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266 (or 259 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 48.

The square root of 84486486 is about 9191.6530613378. The cubic root of 84486486 is about 438.7957532176.

The spelling of 84486486 in words is "eighty-four million, four hundred eighty-six thousand, four hundred eighty-six".