1632221324 has 12 divisors (see below), whose sum is σ = 2857736448. Its totient is φ = 815725200.

The previous prime is 1632221321. The next prime is 1632221341. The reversal of 1632221324 is 4231222361.

It is a junction number, because it is equal to n+sod(n) for n = 1632221293 and 1632221302.

It is not an unprimeable number, because it can be changed into a prime (1632221321) 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 in 3 ways as a sum of consecutive naturals, for example, 86732 + ... + 103859.

It is an arithmetic number, because the mean of its divisors is an integer number (238144704).

Almost surely, 2^1632221324 is an apocalyptic number.

It is an amenable number.

1632221324 is a deficient number, since it is larger than the sum of its proper divisors (1225515124).

1632221324 is a wasteful number, since it uses less digits than its factorization.

1632221324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192736 (or 192734 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 1632221324 is about 40400.7589532672. The cubic root of 1632221324 is about 1177.4062832931.

Adding to 1632221324 its reverse (4231222361), we get a palindrome (5863443685).

The spelling of 1632221324 in words is "one billion, six hundred thirty-two million, two hundred twenty-one thousand, three hundred twenty-four".