3398938 has 4 divisors (see below), whose sum is σ = 5098410. Its totient is φ = 1699468.

The previous prime is 3398873. The next prime is 3398939. The reversal of 3398938 is 8398933.

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., 3337929 + 61009 = 1827^2 + 247^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3398894 and 3398903.

It is not an unprimeable number, because it can be changed into a prime (3398939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 849733 + ... + 849736.

Almost surely, 2^3398938 is an apocalyptic number.

3398938 is a deficient number, since it is larger than the sum of its proper divisors (1699472).

3398938 is a wasteful number, since it uses less digits than its factorization.

3398938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699471.

The product of its digits is 139968, while the sum is 43.

The square root of 3398938 is about 1843.6208937848. The cubic root of 3398938 is about 150.3538018758.

The spelling of 3398938 in words is "three million, three hundred ninety-eight thousand, nine hundred thirty-eight".