3165898 has 4 divisors (see below), whose sum is σ = 4748850. Its totient is φ = 1582948.

The previous prime is 3165889. The next prime is 3165907. The reversal of 3165898 is 8985613.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (3165889) and next prime (3165907).

It can be written as a sum of positive squares in only one way, i.e., 1940449 + 1225449 = 1393^2 + 1107^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 3165898.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 791473 + ... + 791476.

Almost surely, 2^3165898 is an apocalyptic number.

3165898 is a deficient number, since it is larger than the sum of its proper divisors (1582952).

3165898 is a wasteful number, since it uses less digits than its factorization.

3165898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582951.

The product of its digits is 51840, while the sum is 40.

The square root of 3165898 is about 1779.2970522091. The cubic root of 3165898 is about 146.8359191631.

The spelling of 3165898 in words is "three million, one hundred sixty-five thousand, eight hundred ninety-eight".