3287997722 has 8 divisors (see below), whose sum is σ = 5012849172. Its totient is φ = 1617048000.

The previous prime is 3287997721. The next prime is 3287997737. The reversal of 3287997722 is 2277997823.

It can be written as a sum of positive squares in 2 ways, for example, as 2999643361 + 288354361 = 54769^2 + 16981^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3287997721) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13475279 + ... + 13475522.

Almost surely, 2^3287997722 is an apocalyptic number.

3287997722 is a deficient number, since it is larger than the sum of its proper divisors (1724851450).

3287997722 is a wasteful number, since it uses less digits than its factorization.

3287997722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26950864.

The product of its digits is 5334336, while the sum is 56.

The square root of 3287997722 is about 57341.0648837288. The cubic root of 3287997722 is about 1486.9984049144.

The spelling of 3287997722 in words is "three billion, two hundred eighty-seven million, nine hundred ninety-seven thousand, seven hundred twenty-two".