8040855 has 8 divisors (see below), whose sum is σ = 12865392. Its totient is φ = 4288448.

The previous prime is 8040853. The next prime is 8040863. The reversal of 8040855 is 5580408.

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

It is a cyclic number.

It is not a de Polignac number, because 8040855 - 2¹ = 8040853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268014 + ... + 268043.

It is an arithmetic number, because the mean of its divisors is an integer number (1608174).

Almost surely, 2^8040855 is an apocalyptic number.

8040855 is a deficient number, since it is larger than the sum of its proper divisors (4824537).

8040855 is a wasteful number, since it uses less digits than its factorization.

8040855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536065.

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 8040855 is about 2835.6401393689. The cubic root of 8040855 is about 200.3398804127.

The spelling of 8040855 in words is "eight million, forty thousand, eight hundred fifty-five".