8040842 has 16 divisors (see below), whose sum is σ = 12690432. Its totient is φ = 3815760.

The previous prime is 8040839. The next prime is 8040853. The reversal of 8040842 is 2480408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2063 + ... + 4509.

It is an arithmetic number, because the mean of its divisors is an integer number (793152).

Almost surely, 2^8040842 is an apocalyptic number.

8040842 is a deficient number, since it is larger than the sum of its proper divisors (4649590).

8040842 is a wasteful number, since it uses less digits than its factorization.

8040842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2533.

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 8040842 is about 2835.6378471166. The cubic root of 8040842 is about 200.3397724465.

The spelling of 8040842 in words is "eight million, forty thousand, eight hundred forty-two".