1840733 has 2 divisors, whose sum is σ = 1840734. Its totient is φ = 1840732.

The previous prime is 1840723. The next prime is 1840747. The reversal of 1840733 is 3370481.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1138489 + 702244 = 1067^2 + 838^2 .

It is an emirp because it is prime and its reverse (3370481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1840733 - 2⁶ = 1840669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1840703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 920366 + 920367.

It is an arithmetic number, because the mean of its divisors is an integer number (920367).

2^1840733 is an apocalyptic number.

It is an amenable number.

1840733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1840733 is an equidigital number, since it uses as much as digits as its factorization.

1840733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 1840733 is about 1356.7361571065. The cubic root of 1840733 is about 122.5547832158.

The spelling of 1840733 in words is "one million, eight hundred forty thousand, seven hundred thirty-three".