8361898 has 4 divisors (see below), whose sum is σ = 12542850. Its totient is φ = 4180948.

The previous prime is 8361853. The next prime is 8361901. The reversal of 8361898 is 8981638.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 7935489 + 426409 = 2817^2 + 653^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2090473 + ... + 2090476.

Almost surely, 2^8361898 is an apocalyptic number.

8361898 is a deficient number, since it is larger than the sum of its proper divisors (4180952).

8361898 is a wasteful number, since it uses less digits than its factorization.

8361898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180951.

The product of its digits is 82944, while the sum is 43.

The square root of 8361898 is about 2891.6946588463. The cubic root of 8361898 is about 202.9714504408.

The spelling of 8361898 in words is "eight million, three hundred sixty-one thousand, eight hundred ninety-eight".