3878359 has 2 divisors, whose sum is σ = 3878360. Its totient is φ = 3878358.

The previous prime is 3878323. The next prime is 3878389. The reversal of 3878359 is 9538783.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9538783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3878359 - 2¹¹ = 3876311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3878389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1939179 + 1939180.

It is an arithmetic number, because the mean of its divisors is an integer number (1939180).

Almost surely, 2^3878359 is an apocalyptic number.

3878359 is a deficient number, since it is larger than the sum of its proper divisors (1).

3878359 is an equidigital number, since it uses as much as digits as its factorization.

3878359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 3878359 is about 1969.3549705424. The cubic root of 3878359 is about 157.1144040181.

The spelling of 3878359 in words is "three million, eight hundred seventy-eight thousand, three hundred fifty-nine".