2828197 has 2 divisors, whose sum is σ = 2828198. Its totient is φ = 2828196.

The previous prime is 2828191. The next prime is 2828209. The reversal of 2828197 is 7918282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2802276 + 25921 = 1674^2 + 161^2 .

It is a cyclic number.

It is not a de Polignac number, because 2828197 - 2¹¹ = 2826149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2828191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414098 + 1414099.

It is an arithmetic number, because the mean of its divisors is an integer number (1414099).

2^2828197 is an apocalyptic number.

It is an amenable number.

2828197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2828197 is an equidigital number, since it uses as much as digits as its factorization.

2828197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 37.

The square root of 2828197 is about 1681.7244126194. The cubic root of 2828197 is about 141.4175207209.

It can be divided in two parts, 2828 and 197, that added together give a square (3025 = 55²).

The spelling of 2828197 in words is "two million, eight hundred twenty-eight thousand, one hundred ninety-seven".