3398921566 has 16 divisors (see below), whose sum is σ = 5242039488. Its totient is φ = 1651881600.

The previous prime is 3398921557. The next prime is 3398921593. The reversal of 3398921566 is 6651298933.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54255 + ... + 98698.

It is an arithmetic number, because the mean of its divisors is an integer number (327627468).

Almost surely, 2^3398921566 is an apocalyptic number.

3398921566 is a deficient number, since it is larger than the sum of its proper divisors (1843117922).

3398921566 is a wasteful number, since it uses less digits than its factorization.

3398921566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153267.

The product of its digits is 2099520, while the sum is 52.

The square root of 3398921566 is about 58300.2707197831. The cubic root of 3398921566 is about 1503.5355955322.

It can be divided in two parts, 33989 and 21566, that added together give a palindrome (55555).

The spelling of 3398921566 in words is "three billion, three hundred ninety-eight million, nine hundred twenty-one thousand, five hundred sixty-six".