1028737 has 2 divisors, whose sum is σ = 1028738. Its totient is φ = 1028736.

The previous prime is 1028683. The next prime is 1028747. The reversal of 1028737 is 7378201.

It is a happy number.

1028737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 982081 + 46656 = 991^2 + 216^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1028737 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1028747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514368 + 514369.

It is an arithmetic number, because the mean of its divisors is an integer number (514369).

2^1028737 is an apocalyptic number.

It is an amenable number.

1028737 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028737 is an equidigital number, since it uses as much as digits as its factorization.

1028737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1028737 is about 1014.2667302046. The cubic root of 1028737 is about 100.9488680177.

The spelling of 1028737 in words is "one million, twenty-eight thousand, seven hundred thirty-seven".