3398556890 has 8 divisors (see below), whose sum is σ = 6117402420. Its totient is φ = 1359422752.

The previous prime is 3398556883. The next prime is 3398556907. The reversal of 3398556890 is 986558933.

It can be written as a sum of positive squares in 2 ways, for example, as 3342111721 + 56445169 = 57811^2 + 7513^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169927835 + ... + 169927854.

Almost surely, 2^3398556890 is an apocalyptic number.

3398556890 is a deficient number, since it is larger than the sum of its proper divisors (2718845530).

3398556890 is a wasteful number, since it uses less digits than its factorization.

3398556890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339855696.

The product of its (nonzero) digits is 6998400, while the sum is 56.

The square root of 3398556890 is about 58297.1430689361. The cubic root of 3398556890 is about 1503.4818213231.

The spelling of 3398556890 in words is "three billion, three hundred ninety-eight million, five hundred fifty-six thousand, eight hundred ninety".