3898395 has 32 divisors (see below), whose sum is σ = 7050240. Its totient is φ = 2043360.

The previous prime is 3898393. The next prime is 3898409. The reversal of 3898395 is 5938983.

It is not a de Polignac number, because 3898395 - 2¹ = 3898393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3898395.

It is not an unprimeable number, because it can be changed into a prime (3898393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8830 + ... + 9260.

It is an arithmetic number, because the mean of its divisors is an integer number (220320).

Almost surely, 2^3898395 is an apocalyptic number.

3898395 is a deficient number, since it is larger than the sum of its proper divisors (3151845).

3898395 is a wasteful number, since it uses less digits than its factorization.

3898395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512 (or 506 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 3898395 is about 1974.4353623251. The cubic root of 3898395 is about 157.3844958134.

The spelling of 3898395 in words is "three million, eight hundred ninety-eight thousand, three hundred ninety-five".