2367221 has 2 divisors, whose sum is σ = 2367222. Its totient is φ = 2367220.

The previous prime is 2367203. The next prime is 2367251. The reversal of 2367221 is 1227632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2283121 + 84100 = 1511^2 + 290^2 .

It is a cyclic number.

It is not a de Polignac number, because 2367221 - 2¹⁴ = 2350837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2367251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1183610 + 1183611.

It is an arithmetic number, because the mean of its divisors is an integer number (1183611).

2^2367221 is an apocalyptic number.

It is an amenable number.

2367221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2367221 is an equidigital number, since it uses as much as digits as its factorization.

2367221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 23.

The square root of 2367221 is about 1538.5775898537. The cubic root of 2367221 is about 133.2742564672.

The spelling of 2367221 in words is "two million, three hundred sixty-seven thousand, two hundred twenty-one".