2542224437 has 2 divisors, whose sum is σ = 2542224438. Its totient is φ = 2542224436.

The previous prime is 2542224413. The next prime is 2542224463. The reversal of 2542224437 is 7344222452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1818937201 + 723287236 = 42649^2 + 26894^2 .

It is a cyclic number.

It is not a de Polignac number, because 2542224437 - 2¹⁰ = 2542223413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2542224397 and 2542224406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542224497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271112218 + 1271112219.

It is an arithmetic number, because the mean of its divisors is an integer number (1271112219).

Almost surely, 2^2542224437 is an apocalyptic number.

It is an amenable number.

2542224437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542224437 is an equidigital number, since it uses as much as digits as its factorization.

2542224437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107520, while the sum is 35.

The square root of 2542224437 is about 50420.4763662542. The cubic root of 2542224437 is about 1364.8071730013.

Adding to 2542224437 its reverse (7344222452), we get a palindrome (9886446889).

The spelling of 2542224437 in words is "two billion, five hundred forty-two million, two hundred twenty-four thousand, four hundred thirty-seven".