8040456 has 48 divisors (see below), whose sum is σ = 23060700. Its totient is φ = 2522112.

The previous prime is 8040449. The next prime is 8040457. The reversal of 8040456 is 6540408.

It can be written as a sum of positive squares in 2 ways, for example, as 6937956 + 1102500 = 2634^2 + 1050^2 .

It is not an unprimeable number, because it can be changed into a prime (8040457) 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, 2061 + ... + 4508.

Almost surely, 2^8040456 is an apocalyptic number.

It is an amenable number.

8040456 is an abundant number, since it is smaller than the sum of its proper divisors (15020244).

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

8040456 is a wasteful number, since it uses less digits than its factorization.

8040456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6598 (or 6591 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 8040456 is about 2835.5697840117. The cubic root of 8040456 is about 200.3365666301.

The spelling of 8040456 in words is "eight million, forty thousand, four hundred fifty-six".