1881468632 has 16 divisors (see below), whose sum is σ = 3681134640. Its totient is φ = 899832736.

The previous prime is 1881468629. The next prime is 1881468637. The reversal of 1881468632 is 2368641881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1881468637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5112503 + ... + 5112870.

It is an arithmetic number, because the mean of its divisors is an integer number (230070915).

Almost surely, 2^1881468632 is an apocalyptic number.

It is an amenable number.

1881468632 is a deficient number, since it is larger than the sum of its proper divisors (1799666008).

1881468632 is a wasteful number, since it uses less digits than its factorization.

1881468632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10225402 (or 10225398 counting only the distinct ones).

The product of its digits is 442368, while the sum is 47.

The square root of 1881468632 is about 43375.8992068176. The cubic root of 1881468632 is about 1234.5224556352.

The spelling of 1881468632 in words is "one billion, eight hundred eighty-one million, four hundred sixty-eight thousand, six hundred thirty-two".