1823221466 has 24 divisors (see below), whose sum is σ = 3010681632. Its totient is φ = 827461800.

The previous prime is 1823221453. The next prime is 1823221541. The reversal of 1823221466 is 6641223281.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161771 + ... + 172673.

It is an arithmetic number, because the mean of its divisors is an integer number (125445068).

Almost surely, 2^1823221466 is an apocalyptic number.

1823221466 is a deficient number, since it is larger than the sum of its proper divisors (1187460166).

1823221466 is a wasteful number, since it uses less digits than its factorization.

1823221466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11618 (or 11607 counting only the distinct ones).

The product of its digits is 27648, while the sum is 35.

The square root of 1823221466 is about 42699.1974866039. The cubic root of 1823221466 is about 1221.6490880982.

The spelling of 1823221466 in words is "one billion, eight hundred twenty-three million, two hundred twenty-one thousand, four hundred sixty-six".