1022545204 has 12 divisors (see below), whose sum is σ = 1789978624. Its totient is φ = 511122744.

The previous prime is 1022545177. The next prime is 1022545213. The reversal of 1022545204 is 4025452201.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 21342 + ... + 50005.

Almost surely, 2^1022545204 is an apocalyptic number.

It is an amenable number.

1022545204 is a deficient number, since it is larger than the sum of its proper divisors (767433420).

1022545204 is a wasteful number, since it uses less digits than its factorization.

1022545204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74934 (or 74932 counting only the distinct ones).

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

The square root of 1022545204 is about 31977.2607332148. The cubic root of 1022545204 is about 1007.4592886652.

Adding to 1022545204 its reverse (4025452201), we get a palindrome (5047997405).

The spelling of 1022545204 in words is "one billion, twenty-two million, five hundred forty-five thousand, two hundred four".