2240240357 has 2 divisors, whose sum is σ = 2240240358. Its totient is φ = 2240240356.

The previous prime is 2240240333. The next prime is 2240240377. The reversal of 2240240357 is 7530420422.

2240240357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2240034241 + 206116 = 47329^2 + 454^2 .

It is a cyclic number.

It is not a de Polignac number, because 2240240357 - 2⁶ = 2240240293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2240240377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120120178 + 1120120179.

It is an arithmetic number, because the mean of its divisors is an integer number (1120120179).

Almost surely, 2^2240240357 is an apocalyptic number.

It is an amenable number.

2240240357 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240240357 is an equidigital number, since it uses as much as digits as its factorization.

2240240357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 2240240357 is about 47331.1774309493. The cubic root of 2240240357 is about 1308.4733214305.

Adding to 2240240357 its reverse (7530420422), we get a palindrome (9770660779).

The spelling of 2240240357 in words is "two billion, two hundred forty million, two hundred forty thousand, three hundred fifty-seven".