2522445493 has 2 divisors, whose sum is σ = 2522445494. Its totient is φ = 2522445492.

The previous prime is 2522445473. The next prime is 2522445517. The reversal of 2522445493 is 3945442252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2257960324 + 264485169 = 47518^2 + 16263^2 .

It is a cyclic number.

It is not a de Polignac number, because 2522445493 - 2⁵ = 2522445461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2522445463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261222746 + 1261222747.

It is an arithmetic number, because the mean of its divisors is an integer number (1261222747).

Almost surely, 2^2522445493 is an apocalyptic number.

It is an amenable number.

2522445493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2522445493 is an equidigital number, since it uses as much as digits as its factorization.

2522445493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 40.

The square root of 2522445493 is about 50223.9533788411. The cubic root of 2522445493 is about 1361.2584755736.

The spelling of 2522445493 in words is "two billion, five hundred twenty-two million, four hundred forty-five thousand, four hundred ninety-three".