3319564642 has 8 divisors (see below), whose sum is σ = 4989131100. Its totient is φ = 1656520944.

The previous prime is 3319564627. The next prime is 3319564643. The reversal of 3319564642 is 2464659133.

It can be written as a sum of positive squares in 2 ways, for example, as 3222719361 + 96845281 = 56769^2 + 9841^2 .

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

It is a super-2 number, since 2×3319564642² = 22039018824833176328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3319564643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1629417 + ... + 1631452.

Almost surely, 2^3319564642 is an apocalyptic number.

3319564642 is a deficient number, since it is larger than the sum of its proper divisors (1669566458).

3319564642 is a wasteful number, since it uses less digits than its factorization.

3319564642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261380.

The product of its digits is 466560, while the sum is 43.

The square root of 3319564642 is about 57615.6631654969. The cubic root of 3319564642 is about 1491.7419744772.

The spelling of 3319564642 in words is "three billion, three hundred nineteen million, five hundred sixty-four thousand, six hundred forty-two".