4138349 has 2 divisors, whose sum is σ = 4138350. Its totient is φ = 4138348.

The previous prime is 4138331. The next prime is 4138369. The reversal of 4138349 is 9438314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3724900 + 413449 = 1930^2 + 643^2 .

It is a cyclic number.

It is not a de Polignac number, because 4138349 - 2¹⁶ = 4072813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4138369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069174 + 2069175.

It is an arithmetic number, because the mean of its divisors is an integer number (2069175).

Almost surely, 2^4138349 is an apocalyptic number.

It is an amenable number.

4138349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4138349 is an equidigital number, since it uses as much as digits as its factorization.

4138349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 4138349 is about 2034.2932433649. The cubic root of 4138349 is about 160.5495297169.

The spelling of 4138349 in words is "four million, one hundred thirty-eight thousand, three hundred forty-nine".