4038994 has 8 divisors (see below), whose sum is σ = 6222348. Its totient is φ = 1964880.

The previous prime is 4038989. The next prime is 4038997. The reversal of 4038994 is 4998304.

4038994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3294225 + 744769 = 1815^2 + 863^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (4038997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27217 + ... + 27364.

Almost surely, 2^4038994 is an apocalyptic number.

4038994 is a deficient number, since it is larger than the sum of its proper divisors (2183354).

4038994 is a wasteful number, since it uses less digits than its factorization.

4038994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54620.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 4038994 is about 2009.7248567901. The cubic root of 4038994 is about 159.2542640115.

The spelling of 4038994 in words is "four million, thirty-eight thousand, nine hundred ninety-four".