8540044 has 24 divisors (see below), whose sum is σ = 16162160. Its totient is φ = 3934656.

The previous prime is 8540033. The next prime is 8540047. The reversal of 8540044 is 4400458.

It is not an unprimeable number, because it can be changed into a prime (8540047) 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, 1294 + ... + 4330.

Almost surely, 2^8540044 is an apocalyptic number.

It is an amenable number.

8540044 is a deficient number, since it is larger than the sum of its proper divisors (7622116).

8540044 is a wasteful number, since it uses less digits than its factorization.

8540044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3097 (or 3095 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 8540044 is about 2922.3353674758. The cubic root of 8540044 is about 204.4027350939.

The spelling of 8540044 in words is "eight million, five hundred forty thousand, forty-four".