1823442432 has 80 divisors (see below), whose sum is σ = 5551763712. Its totient is φ = 520980480.

The previous prime is 1823442427. The next prime is 1823442433. The reversal of 1823442432 is 2342443281.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1823442393 and 1823442402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1823442433) 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 7 ways as a sum of consecutive naturals, for example, 74044 + ... + 95547.

Almost surely, 2^1823442432 is an apocalyptic number.

1823442432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1823442432 is an abundant number, since it is smaller than the sum of its proper divisors (3728321280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1823442432 is an equidigital number, since it uses as much as digits as its factorization.

1823442432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169619 (or 169603 counting only the distinct ones).

The product of its digits is 36864, while the sum is 33.

The square root of 1823442432 is about 42701.7848807283. The cubic root of 1823442432 is about 1221.6984388423.

The spelling of 1823442432 in words is "one billion, eight hundred twenty-three million, four hundred forty-two thousand, four hundred thirty-two".