2240351 has 2 divisors, whose sum is σ = 2240352. Its totient is φ = 2240350.

The previous prime is 2240341. The next prime is 2240369. The reversal of 2240351 is 1530422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2240351 - 2¹⁰ = 2239327 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 (2240321) 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, 1120175 + 1120176.

It is an arithmetic number, because the mean of its divisors is an integer number (1120176).

2^2240351 is an apocalyptic number.

2240351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240351 is an equidigital number, since it uses as much as digits as its factorization.

2240351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2240351 is about 1496.7802109862. The cubic root of 2240351 is about 130.8494862427.

Adding to 2240351 its reverse (1530422), we get a palindrome (3770773).

The spelling of 2240351 in words is "two million, two hundred forty thousand, three hundred fifty-one".