3898430201 has 4 divisors (see below), whose sum is σ = 3898592100. Its totient is φ = 3898268304.

The previous prime is 3898430153. The next prime is 3898430209. The reversal of 3898430201 is 1020348983.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2954466025 + 943964176 = 54355^2 + 30724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3898430201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3898430209) 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, 36806 + ... + 95663.

It is an arithmetic number, because the mean of its divisors is an integer number (974648025).

Almost surely, 2^3898430201 is an apocalyptic number.

It is an amenable number.

3898430201 is a deficient number, since it is larger than the sum of its proper divisors (161899).

3898430201 is a wasteful number, since it uses less digits than its factorization.

3898430201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161898.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3898430201 is about 62437.4102682038. The cubic root of 3898430201 is about 1573.8496951906.

The spelling of 3898430201 in words is "three billion, eight hundred ninety-eight million, four hundred thirty thousand, two hundred one".