8406486 has 24 divisors (see below), whose sum is σ = 19870344. Its totient is φ = 2547360.

The previous prime is 8406481. The next prime is 8406509. The reversal of 8406486 is 6846048.

8406486 is a `hidden beast` number, since 8 + 4 + 0 + 648 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 8406486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8406481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21031 + ... + 21426.

It is an arithmetic number, because the mean of its divisors is an integer number (827931).

Almost surely, 2^8406486 is an apocalyptic number.

8406486 is an abundant number, since it is smaller than the sum of its proper divisors (11463858).

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

8406486 is a wasteful number, since it uses less digits than its factorization.

8406486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42476 (or 42473 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 8406486 is about 2899.3940746301. The cubic root of 8406486 is about 203.3315781150.

The spelling of 8406486 in words is "eight million, four hundred six thousand, four hundred eighty-six".