3898313 has 4 divisors (see below), whose sum is σ = 3912468. Its totient is φ = 3884160.

The previous prime is 3898303. The next prime is 3898319. The reversal of 3898313 is 3138983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3138983 = 149 ⋅21067.

It can be written as a sum of positive squares in 2 ways, for example, as 2229049 + 1669264 = 1493^2 + 1292^2 .

It is a cyclic number.

It is not a de Polignac number, because 3898313 - 2⁸ = 3898057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3898319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6656 + ... + 7217.

It is an arithmetic number, because the mean of its divisors is an integer number (978117).

Almost surely, 2^3898313 is an apocalyptic number.

It is an amenable number.

3898313 is a deficient number, since it is larger than the sum of its proper divisors (14155).

3898313 is a wasteful number, since it uses less digits than its factorization.

3898313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14154.

The product of its digits is 15552, while the sum is 35.

The square root of 3898313 is about 1974.4145967856. The cubic root of 3898313 is about 157.3833923149.

The spelling of 3898313 in words is "three million, eight hundred ninety-eight thousand, three hundred thirteen".