4133938 has 4 divisors (see below), whose sum is σ = 6200910. Its totient is φ = 2066968.

The previous prime is 4133933. The next prime is 4133939. The reversal of 4133938 is 8393314.

4133938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8393314 = 2 ⋅4196657.

It can be written as a sum of positive squares in only one way, i.e., 2319529 + 1814409 = 1523^2 + 1347^2 .

It is not an unprimeable number, because it can be changed into a prime (4133933) 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 as a sum of consecutive naturals, namely, 1033483 + ... + 1033486.

Almost surely, 2^4133938 is an apocalyptic number.

4133938 is a deficient number, since it is larger than the sum of its proper divisors (2066972).

4133938 is a wasteful number, since it uses less digits than its factorization.

4133938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066971.

The product of its digits is 7776, while the sum is 31.

The square root of 4133938 is about 2033.2087940003. The cubic root of 4133938 is about 160.4924670462.

The spelling of 4133938 in words is "four million, one hundred thirty-three thousand, nine hundred thirty-eight".