1022142504 has 32 divisors (see below), whose sum is σ = 2556141120. Its totient is φ = 340609536.

The previous prime is 1022142467. The next prime is 1022142529. The reversal of 1022142504 is 4052412201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143229 + ... + 150195.

It is an arithmetic number, because the mean of its divisors is an integer number (79879410).

Almost surely, 2^1022142504 is an apocalyptic number.

It is an amenable number.

1022142504 is an abundant number, since it is smaller than the sum of its proper divisors (1533998616).

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

1022142504 is a wasteful number, since it uses less digits than its factorization.

1022142504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13089 (or 13085 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1022142504 is about 31970.9634512318. The cubic root of 1022142504 is about 1007.3270183513.

Adding to 1022142504 its reverse (4052412201), we get a palindrome (5074554705).

It can be divided in two parts, 10221 and 42504, that added together give a palindrome (52725).

The spelling of 1022142504 in words is "one billion, twenty-two million, one hundred forty-two thousand, five hundred four".