1840474472 has 32 divisors (see below), whose sum is σ = 3501688320. Its totient is φ = 906783360.

The previous prime is 1840474439. The next prime is 1840474487. The reversal of 1840474472 is 2744740481.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157868 + ... + 169124.

It is an arithmetic number, because the mean of its divisors is an integer number (109427760).

Almost surely, 2^1840474472 is an apocalyptic number.

It is an amenable number.

1840474472 is a deficient number, since it is larger than the sum of its proper divisors (1661213848).

1840474472 is a wasteful number, since it uses less digits than its factorization.

1840474472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11561 (or 11557 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 41.

The square root of 1840474472 is about 42900.7514153307. The cubic root of 1840474472 is about 1225.4904540616.

The spelling of 1840474472 in words is "one billion, eight hundred forty million, four hundred seventy-four thousand, four hundred seventy-two".