1831382466 has 32 divisors (see below), whose sum is σ = 3701522880. Its totient is φ = 604017216.

The previous prime is 1831382461. The next prime is 1831382491. The reversal of 1831382466 is 6642831381.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1831382461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 617860 + ... + 620816.

It is an arithmetic number, because the mean of its divisors is an integer number (115672590).

Almost surely, 2^1831382466 is an apocalyptic number.

1831382466 is an abundant number, since it is smaller than the sum of its proper divisors (1870140414).

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

1831382466 is a wasteful number, since it uses less digits than its factorization.

1831382466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018.

The product of its digits is 165888, while the sum is 42.

The square root of 1831382466 is about 42794.6546428406. The cubic root of 1831382466 is about 1223.4691338692.

The spelling of 1831382466 in words is "one billion, eight hundred thirty-one million, three hundred eighty-two thousand, four hundred sixty-six".