2220373 has 2 divisors, whose sum is σ = 2220374. Its totient is φ = 2220372.

The previous prime is 2220367. The next prime is 2220389. The reversal of 2220373 is 3730222.

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., 1898884 + 321489 = 1378^2 + 567^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220373 - 2¹³ = 2212181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2220373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110186 + 1110187.

It is an arithmetic number, because the mean of its divisors is an integer number (1110187).

2^2220373 is an apocalyptic number.

It is an amenable number.

2220373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220373 is an equidigital number, since it uses as much as digits as its factorization.

2220373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 2220373 is about 1490.0916079221. The cubic root of 2220373 is about 130.4593806926.

Adding to 2220373 its reverse (3730222), we get a palindrome (5950595).

The spelling of 2220373 in words is "two million, two hundred twenty thousand, three hundred seventy-three".