3221622494 has 4 divisors (see below), whose sum is σ = 4832433744. Its totient is φ = 1610811246.

The previous prime is 3221622493. The next prime is 3221622497. The reversal of 3221622494 is 4942261223.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221622493) 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, 805405622 + ... + 805405625.

It is an arithmetic number, because the mean of its divisors is an integer number (1208108436).

Almost surely, 2^3221622494 is an apocalyptic number.

3221622494 is a deficient number, since it is larger than the sum of its proper divisors (1610811250).

3221622494 is a wasteful number, since it uses less digits than its factorization.

3221622494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610811249.

The product of its digits is 41472, while the sum is 35.

The square root of 3221622494 is about 56759.3383858551. The cubic root of 3221622494 is about 1476.9242328910.

The spelling of 3221622494 in words is "three billion, two hundred twenty-one million, six hundred twenty-two thousand, four hundred ninety-four".