1022803256 has 16 divisors (see below), whose sum is σ = 1918930200. Its totient is φ = 511088544.

The previous prime is 1022803253. The next prime is 1022803259. The reversal of 1022803256 is 6523082201.

It is an interprime number because it is at equal distance from previous prime (1022803253) and next prime (1022803259).

It is a super-2 number, since 2×1022803256² = 2092253000968403072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022803253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24950 + ... + 51653.

Almost surely, 2^1022803256 is an apocalyptic number.

It is an amenable number.

1022803256 is a deficient number, since it is larger than the sum of its proper divisors (896126944).

1022803256 is a wasteful number, since it uses less digits than its factorization.

1022803256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78278 (or 78274 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1022803256 is about 31981.2954084102. The cubic root of 1022803256 is about 1007.5440298310.

Adding to 1022803256 its reverse (6523082201), we get a palindrome (7545885457).

The spelling of 1022803256 in words is "one billion, twenty-two million, eight hundred three thousand, two hundred fifty-six".