8362640406 has 8 divisors (see below), whose sum is σ = 16725280824. Its totient is φ = 2787546800.

The previous prime is 8362640401. The next prime is 8362640423. The reversal of 8362640406 is 6040462638.

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

8362640406 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8362640401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696886695 + ... + 696886706.

It is an arithmetic number, because the mean of its divisors is an integer number (2090660103).

Almost surely, 2^8362640406 is an apocalyptic number.

8362640406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8362640406 is a wasteful number, since it uses less digits than its factorization.

8362640406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393773406.

The product of its (nonzero) digits is 165888, while the sum is 39.

The square root of 8362640406 is about 91447.4734806818. The cubic root of 8362640406 is about 2029.7745716171.

The spelling of 8362640406 in words is "eight billion, three hundred sixty-two million, six hundred forty thousand, four hundred six".