3898308 has 24 divisors (see below), whose sum is σ = 9156448. Its totient is φ = 1290816.

The previous prime is 3898303. The next prime is 3898319. The reversal of 3898308 is 8038983.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3898303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960 + ... + 2952.

Almost surely, 2^3898308 is an apocalyptic number.

It is an amenable number.

3898308 is an abundant number, since it is smaller than the sum of its proper divisors (5258140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3898308 is a wasteful number, since it uses less digits than its factorization.

3898308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163 (or 2161 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 3898308 is about 1974.4133305871. The cubic root of 3898308 is about 157.3833250279.

It can be divided in two parts, 38 and 98308, that added together give a triangular number (98346 = T₄₄₃).

The spelling of 3898308 in words is "three million, eight hundred ninety-eight thousand, three hundred eight".