1022542004 has 48 divisors (see below), whose sum is σ = 2060069760. Its totient is φ = 439549440.

The previous prime is 1022541991. The next prime is 1022542013. The reversal of 1022542004 is 4002452201.

It is a happy number.

1022542004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84392 + ... + 95744.

It is an arithmetic number, because the mean of its divisors is an integer number (42918120).

Almost surely, 2^1022542004 is an apocalyptic number.

It is an amenable number.

1022542004 is an abundant number, since it is smaller than the sum of its proper divisors (1037527756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022542004 is a wasteful number, since it uses less digits than its factorization.

1022542004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11480 (or 11478 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 1022542004 is about 31977.2106976203. The cubic root of 1022542004 is about 1007.4582377343.

Adding to 1022542004 its reverse (4002452201), we get a palindrome (5024994205).

The spelling of 1022542004 in words is "one billion, twenty-two million, five hundred forty-two thousand, four".