2864237 has 2 divisors, whose sum is σ = 2864238. Its totient is φ = 2864236.

The previous prime is 2864221. The next prime is 2864249. The reversal of 2864237 is 7324682.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1485961 + 1378276 = 1219^2 + 1174^2 .

It is a cyclic number.

It is not a de Polignac number, because 2864237 - 2⁴ = 2864221 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 (2864737) 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, 1432118 + 1432119.

It is an arithmetic number, because the mean of its divisors is an integer number (1432119).

2^2864237 is an apocalyptic number.

It is an amenable number.

2864237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2864237 is an equidigital number, since it uses as much as digits as its factorization.

2864237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 32.

The square root of 2864237 is about 1692.4056842259. The cubic root of 2864237 is about 142.0156862920.

The spelling of 2864237 in words is "two million, eight hundred sixty-four thousand, two hundred thirty-seven".