1840472 has 8 divisors (see below), whose sum is σ = 3450900. Its totient is φ = 920232.

The previous prime is 1840469. The next prime is 1840493. The reversal of 1840472 is 2740481.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115022 + ... + 115037.

2^1840472 is an apocalyptic number.

It is an amenable number.

1840472 is a deficient number, since it is larger than the sum of its proper divisors (1610428).

1840472 is a wasteful number, since it uses less digits than its factorization.

1840472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230065 (or 230061 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 1840472 is about 1356.6399669772. The cubic root of 1840472 is about 122.5489905396.

Subtracting 1840472 from its reverse (2740481), we obtain a palindrome (900009).

The spelling of 1840472 in words is "one million, eight hundred forty thousand, four hundred seventy-two".