2522105426 has 4 divisors (see below), whose sum is σ = 3783158142. Its totient is φ = 1261052712.

The previous prime is 2522105423. The next prime is 2522105459. The reversal of 2522105426 is 6245012252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2083831201 + 438274225 = 45649^2 + 20935^2 .

It is a super-2 number, since 2×2522105426² = 12722031559717282952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2522105423) 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, 630526355 + ... + 630526358.

Almost surely, 2^2522105426 is an apocalyptic number.

2522105426 is a deficient number, since it is larger than the sum of its proper divisors (1261052716).

2522105426 is a wasteful number, since it uses less digits than its factorization.

2522105426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261052715.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 2522105426 is about 50220.5677586385. The cubic root of 2522105426 is about 1361.1972995057.

Adding to 2522105426 its reverse (6245012252), we get a palindrome (8767117678).

The spelling of 2522105426 in words is "two billion, five hundred twenty-two million, one hundred five thousand, four hundred twenty-six".