8943898 has 4 divisors (see below), whose sum is σ = 13415850. Its totient is φ = 4471948.

The previous prime is 8943859. The next prime is 8943901. The reversal of 8943898 is 8983498.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8983498 = 2 ⋅4491749.

It can be written as a sum of positive squares in only one way, i.e., 8485569 + 458329 = 2913^2 + 677^2 .

It is a super-2 number, since 2×8943898² = 159986622868808, which contains 22 as substring.

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, 2235973 + ... + 2235976.

Almost surely, 2^8943898 is an apocalyptic number.

8943898 is a deficient number, since it is larger than the sum of its proper divisors (4471952).

8943898 is a wasteful number, since it uses less digits than its factorization.

8943898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471951.

The product of its digits is 497664, while the sum is 49.

The square root of 8943898 is about 2990.6350496174. The cubic root of 8943898 is about 207.5752705101.

The spelling of 8943898 in words is "eight million, nine hundred forty-three thousand, eight hundred ninety-eight".