1840117372 has 24 divisors (see below), whose sum is σ = 3241598976. Its totient is φ = 913967088.

The previous prime is 1840117327. The next prime is 1840117397. The reversal of 1840117372 is 2737110481.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400633 + ... + 405199.

It is an arithmetic number, because the mean of its divisors is an integer number (135066624).

Almost surely, 2^1840117372 is an apocalyptic number.

It is an amenable number.

1840117372 is a deficient number, since it is larger than the sum of its proper divisors (1401481604).

1840117372 is a wasteful number, since it uses less digits than its factorization.

1840117372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217 (or 5215 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 1840117372 is about 42896.5892816667. The cubic root of 1840117372 is about 1225.4111899091.

The spelling of 1840117372 in words is "one billion, eight hundred forty million, one hundred seventeen thousand, three hundred seventy-two".