5438357 has 2 divisors, whose sum is σ = 5438358. Its totient is φ = 5438356.

The previous prime is 5438353. The next prime is 5438359. The reversal of 5438357 is 7538345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5134756 + 303601 = 2266^2 + 551^2 .

It is a cyclic number.

It is not a de Polignac number, because 5438357 - 2² = 5438353 is a prime.

Together with 5438359, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 5² + 4⁹ + 3⁷ + 8² + 3¹⁴ + 5⁸ + 7³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5438353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719178 + 2719179.

It is an arithmetic number, because the mean of its divisors is an integer number (2719179).

Almost surely, 2^5438357 is an apocalyptic number.

It is an amenable number.

5438357 is a deficient number, since it is larger than the sum of its proper divisors (1).

5438357 is an equidigital number, since it uses as much as digits as its factorization.

5438357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 35.

The square root of 5438357 is about 2332.0285161207. The cubic root of 5438357 is about 175.8554792428.

The spelling of 5438357 in words is "five million, four hundred thirty-eight thousand, three hundred fifty-seven".