1022524225 has 12 divisors (see below), whose sum is σ = 1323058176. Its totient is φ = 782452880.

The previous prime is 1022524189. The next prime is 1022524249. The reversal of 1022524225 is 5224252201.

It is not a de Polignac number, because 1022524225 - 2¹⁷ = 1022393153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022524225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 888577 + ... + 889726.

It is an arithmetic number, because the mean of its divisors is an integer number (110254848).

Almost surely, 2^1022524225 is an apocalyptic number.

It is an amenable number.

1022524225 is a deficient number, since it is larger than the sum of its proper divisors (300533951).

1022524225 is a wasteful number, since it uses less digits than its factorization.

1022524225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778336 (or 1778331 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 1022524225 is about 31976.9327015585. The cubic root of 1022524225 is about 1007.4523987879.

Adding to 1022524225 its reverse (5224252201), we get a palindrome (6246776426).

The spelling of 1022524225 in words is "one billion, twenty-two million, five hundred twenty-four thousand, two hundred twenty-five".