1840324 has 6 divisors (see below), whose sum is σ = 3220574. Its totient is φ = 920160.

The previous prime is 1840313. The next prime is 1840327. The reversal of 1840324 is 4230481.

It can be written as a sum of positive squares in only one way, i.e., 1364224 + 476100 = 1168^2 + 690^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1840295 and 1840304.

It is not an unprimeable number, because it can be changed into a prime (1840327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230037 + ... + 230044.

2^1840324 is an apocalyptic number.

It is an amenable number.

1840324 is a deficient number, since it is larger than the sum of its proper divisors (1380250).

1840324 is a wasteful number, since it uses less digits than its factorization.

1840324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460085 (or 460083 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1840324 is about 1356.5854193526. The cubic root of 1840324 is about 122.5457055604.

The spelling of 1840324 in words is "one million, eight hundred forty thousand, three hundred twenty-four".