1022788236 has 24 divisors (see below), whose sum is σ = 2387571760. Its totient is φ = 340777152.

The previous prime is 1022788231. The next prime is 1022788309. The reversal of 1022788236 is 6328872201.

1022788236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1022788194 and 1022788203.

It is not an unprimeable number, because it can be changed into a prime (1022788231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10830 + ... + 46506.

Almost surely, 2^1022788236 is an apocalyptic number.

It is an amenable number.

1022788236 is an abundant number, since it is smaller than the sum of its proper divisors (1364783524).

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

1022788236 is a wasteful number, since it uses less digits than its factorization.

1022788236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38073 (or 38071 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 1022788236 is about 31981.0605827887. The cubic root of 1022788236 is about 1007.5390978348.

The spelling of 1022788236 in words is "one billion, twenty-two million, seven hundred eighty-eight thousand, two hundred thirty-six".