1022841216 has 64 divisors (see below), whose sum is σ = 3018812400. Its totient is φ = 340945920.

The previous prime is 1022841181. The next prime is 1022841247. The reversal of 1022841216 is 6121482201.

1022841216 is a `hidden beast` number, since 10 + 228 + 412 + 16 = 666.

1022841216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1022841216.

It is a congruent number.

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, 144525 + ... + 151436.

Almost surely, 2^1022841216 is an apocalyptic number.

1022841216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1022841216 is an abundant number, since it is smaller than the sum of its proper divisors (1995971184).

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

1022841216 is an equidigital number, since it uses as much as digits as its factorization.

1022841216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295984 (or 295966 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1022841216 is about 31981.8888747991. Note that the first 4 decimals coincide. The cubic root of 1022841216 is about 1007.5564942347.

The spelling of 1022841216 in words is "one billion, twenty-two million, eight hundred forty-one thousand, two hundred sixteen".