4040894 has 32 divisors (see below), whose sum is σ = 7257600. Its totient is φ = 1663200.

The previous prime is 4040891. The next prime is 4040903. The reversal of 4040894 is 4980404.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20207 + ... + 20405.

It is an arithmetic number, because the mean of its divisors is an integer number (226800).

Almost surely, 2^4040894 is an apocalyptic number.

4040894 is a deficient number, since it is larger than the sum of its proper divisors (3216706).

4040894 is a wasteful number, since it uses less digits than its factorization.

4040894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 4040894 is about 2010.1975027345. The cubic root of 4040894 is about 159.2792319175.

The spelling of 4040894 in words is "four million, forty thousand, eight hundred ninety-four".