1804037 has 2 divisors, whose sum is σ = 1804038. Its totient is φ = 1804036.

The previous prime is 1804013. The next prime is 1804063. The reversal of 1804037 is 7304081.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1560001 + 244036 = 1249^2 + 494^2 .

It is an emirp because it is prime and its reverse (7304081) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1804037 - 2⁶ = 1803973 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1804007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 902018 + 902019.

It is an arithmetic number, because the mean of its divisors is an integer number (902019).

2^1804037 is an apocalyptic number.

It is an amenable number.

1804037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1804037 is an equidigital number, since it uses as much as digits as its factorization.

1804037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1804037 is about 1343.1444449500. The cubic root of 1804037 is about 121.7349121930.

The spelling of 1804037 in words is "one million, eight hundred four thousand, thirty-seven".