8144406 has 24 divisors (see below), whose sum is σ = 17734080. Its totient is φ = 2701296.

The previous prime is 8144399. The next prime is 8144429. The reversal of 8144406 is 6044418.

It is a self number, because there is not a number n which added to its sum of digits gives 8144406.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3000 + ... + 5028.

It is an arithmetic number, because the mean of its divisors is an integer number (738920).

Almost surely, 2^8144406 is an apocalyptic number.

8144406 is an abundant number, since it is smaller than the sum of its proper divisors (9589674).

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

8144406 is a wasteful number, since it uses less digits than its factorization.

8144406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260 (or 2257 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 8144406 is about 2853.8405701791. The cubic root of 8144406 is about 201.1962144244.

The spelling of 8144406 in words is "eight million, one hundred forty-four thousand, four hundred six".