4053994 has 16 divisors (see below), whose sum is σ = 7174656. Its totient is φ = 1681200.

The previous prime is 4053991. The next prime is 4054009. The reversal of 4053994 is 4993504.

It is not an unprimeable number, because it can be changed into a prime (4053991) 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, 4237 + ... + 5104.

It is an arithmetic number, because the mean of its divisors is an integer number (448416).

Almost surely, 2^4053994 is an apocalyptic number.

4053994 is a deficient number, since it is larger than the sum of its proper divisors (3120662).

4053994 is a wasteful number, since it uses less digits than its factorization.

4053994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9381.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 4053994 is about 2013.4532524993. The cubic root of 4053994 is about 159.4511664132.

The spelling of 4053994 in words is "four million, fifty-three thousand, nine hundred ninety-four".