3898435 has 8 divisors (see below), whose sum is σ = 4690656. Its totient is φ = 3110400.

The previous prime is 3898421. The next prime is 3898451. The reversal of 3898435 is 5348983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-3898435 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1635 + ... + 3235.

It is an arithmetic number, because the mean of its divisors is an integer number (586332).

Almost surely, 2^3898435 is an apocalyptic number.

3898435 is a deficient number, since it is larger than the sum of its proper divisors (792221).

3898435 is a wasteful number, since it uses less digits than its factorization.

3898435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2093.

The product of its digits is 103680, while the sum is 40.

The square root of 3898435 is about 1974.4454917774. The cubic root of 3898435 is about 157.3850340998.

The spelling of 3898435 in words is "three million, eight hundred ninety-eight thousand, four hundred thirty-five".