1831442072 has 32 divisors (see below), whose sum is σ = 3617587200. Its totient is φ = 866829600.

The previous prime is 1831442059. The next prime is 1831442077. The reversal of 1831442072 is 2702441381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1831442077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219497 + ... + 227687.

It is an arithmetic number, because the mean of its divisors is an integer number (113049600).

Almost surely, 2^1831442072 is an apocalyptic number.

It is an amenable number.

1831442072 is a deficient number, since it is larger than the sum of its proper divisors (1786145128).

1831442072 is a wasteful number, since it uses less digits than its factorization.

1831442072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9687 (or 9683 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 1831442072 is about 42795.3510559266. The cubic root of 1831442072 is about 1223.4824071407.

The spelling of 1831442072 in words is "one billion, eight hundred thirty-one million, four hundred forty-two thousand, seventy-two".