2821063089 has 24 divisors (see below), whose sum is σ = 4076548992. Its totient is φ = 1734532800.

The previous prime is 2821063081. The next prime is 2821063099. The reversal of 2821063089 is 9803601282.

It is a happy number.

It is not a de Polignac number, because 2821063089 - 2³ = 2821063081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (2821063081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 962344 + ... + 965270.

It is an arithmetic number, because the mean of its divisors is an integer number (169856208).

Almost surely, 2^2821063089 is an apocalyptic number.

It is an amenable number.

2821063089 is a deficient number, since it is larger than the sum of its proper divisors (1255485903).

2821063089 is a wasteful number, since it uses less digits than its factorization.

2821063089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4857 (or 4844 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 2821063089 is about 53113.6808082437. The cubic root of 2821063089 is about 1412.9851563801.

The spelling of 2821063089 in words is "two billion, eight hundred twenty-one million, sixty-three thousand, eighty-nine".