1005250522 has 8 divisors (see below), whose sum is σ = 1508106996. Its totient is φ = 502548192.

The previous prime is 1005250507. The next prime is 1005250529. The reversal of 1005250522 is 2250525001.

It can be written as a sum of positive squares in 2 ways, for example, as 691216681 + 314033841 = 26291^2 + 17721^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1005250522² = 2021057223962544968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1005250493 and 1005250502.

It is not an unprimeable number, because it can be changed into a prime (1005250529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20553 + ... + 49324.

Almost surely, 2^1005250522 is an apocalyptic number.

1005250522 is a deficient number, since it is larger than the sum of its proper divisors (502856474).

1005250522 is an equidigital number, since it uses as much as digits as its factorization.

1005250522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77072.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 1005250522 is about 31705.6859569384. The cubic root of 1005250522 is about 1001.7471197948.

Adding to 1005250522 its reverse (2250525001), we get a palindrome (3255775523).

The spelling of 1005250522 in words is "one billion, five million, two hundred fifty thousand, five hundred twenty-two".