1632640022 has 32 divisors (see below), whose sum is σ = 2735084352. Its totient is φ = 725998464.

The previous prime is 1632640021. The next prime is 1632640099. The reversal of 1632640022 is 2200462361.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 1632639973 and 1632640000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1632640021) 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 15 ways as a sum of consecutive naturals, for example, 90848 + ... + 107324.

It is an arithmetic number, because the mean of its divisors is an integer number (85471386).

Almost surely, 2^1632640022 is an apocalyptic number.

1632640022 is a deficient number, since it is larger than the sum of its proper divisors (1102444330).

1632640022 is a wasteful number, since it uses less digits than its factorization.

1632640022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16632.

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

The square root of 1632640022 is about 40405.9404295953. The cubic root of 1632640022 is about 1177.5069509133.

The spelling of 1632640022 in words is "one billion, six hundred thirty-two million, six hundred forty thousand, twenty-two".