3198898 has 4 divisors (see below), whose sum is σ = 4798350. Its totient is φ = 1599448.

The previous prime is 3198893. The next prime is 3198913. The reversal of 3198898 is 8988913.

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., 2732409 + 466489 = 1653^2 + 683^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3198893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 799723 + ... + 799726.

Almost surely, 2^3198898 is an apocalyptic number.

3198898 is a deficient number, since it is larger than the sum of its proper divisors (1599452).

3198898 is a wasteful number, since it uses less digits than its factorization.

3198898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599451.

The product of its digits is 124416, while the sum is 46.

The square root of 3198898 is about 1788.5463371129. The cubic root of 3198898 is about 147.3443421588.

It can be divided in two parts, 3198 and 898, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3198898 in words is "three million, one hundred ninety-eight thousand, eight hundred ninety-eight".