1632806464 has 21 divisors (see below), whose sum is σ = 3240741931. Its totient is φ = 816241600.

The previous prime is 1632806447. The next prime is 1632806467. The reversal of 1632806464 is 4646082361.

The square root of 1632806464 is 40408.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1632806467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 320739 + ... + 325789.

Almost surely, 2^1632806464 is an apocalyptic number.

1632806464 is the 40408-th square number.

It is an amenable number.

1632806464 is a deficient number, since it is larger than the sum of its proper divisors (1607935467).

1632806464 is an frugal number, since it uses more digits than its factorization.

1632806464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10114 (or 5053 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The cubic root of 1632806464 is about 1177.5469638065.

It can be divided in two parts, 163280 and 6464, that added together give a square (169744 = 412²).

The spelling of 1632806464 in words is "one billion, six hundred thirty-two million, eight hundred six thousand, four hundred sixty-four".