3898879 has 2 divisors, whose sum is σ = 3898880. Its totient is φ = 3898878.

The previous prime is 3898871. The next prime is 3898889. The reversal of 3898879 is 9788983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3898879 - 2³ = 3898871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3898871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1949439 + 1949440.

It is an arithmetic number, because the mean of its divisors is an integer number (1949440).

Almost surely, 2^3898879 is an apocalyptic number.

3898879 is a deficient number, since it is larger than the sum of its proper divisors (1).

3898879 is an equidigital number, since it uses as much as digits as its factorization.

3898879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 52.

The square root of 3898879 is about 1974.5579252076. The cubic root of 3898879 is about 157.3910088309.

The spelling of 3898879 in words is "three million, eight hundred ninety-eight thousand, eight hundred seventy-nine".