4041738 has 40 divisors (see below), whose sum is σ = 9227460. Its totient is φ = 1321920.

The previous prime is 4041731. The next prime is 4041761. The reversal of 4041738 is 8371404.

4041738 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 4028049 + 13689 = 2007^2 + 117^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4041731) 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 19 ways as a sum of consecutive naturals, for example, 9678 + ... + 10086.

Almost surely, 2^4041738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4041738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4613730).

4041738 is an abundant number, since it is smaller than the sum of its proper divisors (5185722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4041738 is a wasteful number, since it uses less digits than its factorization.

4041738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 4041738 is about 2010.4074213950. The cubic root of 4041738 is about 159.2903204137.

The spelling of 4041738 in words is "four million, forty-one thousand, seven hundred thirty-eight".