1832140920 has 64 divisors (see below), whose sum is σ = 5673738240. Its totient is φ = 472809600.

The previous prime is 1832140913. The next prime is 1832140931. The reversal of 1832140920 is 290412381.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 242536 + ... + 249975.

It is an arithmetic number, because the mean of its divisors is an integer number (88652160).

Almost surely, 2^1832140920 is an apocalyptic number.

1832140920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1832140920 is an abundant number, since it is smaller than the sum of its proper divisors (3841597320).

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

1832140920 is a wasteful number, since it uses less digits than its factorization.

1832140920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492556 (or 492552 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 1832140920 is about 42803.5152762013. The cubic root of 1832140920 is about 1223.6380075670.

The spelling of 1832140920 in words is "one billion, eight hundred thirty-two million, one hundred forty thousand, nine hundred twenty".