2206818528 has 48 divisors (see below), whose sum is σ = 5949473040. Its totient is φ = 715723776.

The previous prime is 2206818503. The next prime is 2206818529. The reversal of 2206818528 is 8258186022.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 2206818528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206818529) 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 7 ways as a sum of consecutive naturals, for example, 307093 + ... + 314196.

It is an arithmetic number, because the mean of its divisors is an integer number (123947355).

Almost surely, 2^2206818528 is an apocalyptic number.

It is an amenable number.

2206818528 is an abundant number, since it is smaller than the sum of its proper divisors (3742654512).

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

2206818528 is a wasteful number, since it uses less digits than its factorization.

2206818528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621339 (or 621331 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 42.

The square root of 2206818528 is about 46976.7871187462. The cubic root of 2206818528 is about 1301.9337155172.

The spelling of 2206818528 in words is "two billion, two hundred six million, eight hundred eighteen thousand, five hundred twenty-eight".