2522148842 has 32 divisors (see below), whose sum is σ = 3897234000. Its totient is φ = 1223692288.

The previous prime is 2522148829. The next prime is 2522148851. The reversal of 2522148842 is 2488412252.

It is a Cunningham number, because it is equal to 50221²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1818254881 + 703893961 = 42641^2 + 26531^2 .

It is a super-2 number, since 2×2522148842² = 12722469562403881928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2522148796 and 2522148805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5617034 + ... + 5617482.

Almost surely, 2^2522148842 is an apocalyptic number.

2522148842 is a deficient number, since it is larger than the sum of its proper divisors (1375085158).

2522148842 is a wasteful number, since it uses less digits than its factorization.

2522148842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970.

The product of its digits is 81920, while the sum is 38.

The square root of 2522148842 is about 50221.0000099560. Note that the first 5 decimals coincide. The cubic root of 2522148842 is about 1361.2051100968.

The spelling of 2522148842 in words is "two billion, five hundred twenty-two million, one hundred forty-eight thousand, eight hundred forty-two".