2985397 has 2 divisors, whose sum is σ = 2985398. Its totient is φ = 2985396.

The previous prime is 2985391. The next prime is 2985431. The reversal of 2985397 is 7935892.

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., 1957201 + 1028196 = 1399^2 + 1014^2 .

It is a cyclic number.

It is not a de Polignac number, because 2985397 - 2¹⁵ = 2952629 is a prime.

2985397 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2985391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1492698 + 1492699.

It is an arithmetic number, because the mean of its divisors is an integer number (1492699).

2^2985397 is an apocalyptic number.

It is an amenable number.

2985397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2985397 is an equidigital number, since it uses as much as digits as its factorization.

2985397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 2985397 is about 1727.8301421147. The cubic root of 2985397 is about 143.9905632962.

The spelling of 2985397 in words is "two million, nine hundred eighty-five thousand, three hundred ninety-seven".