2728590522 has 32 divisors (see below), whose sum is σ = 6295076352. Its totient is φ = 772310064.

The previous prime is 2728590521. The next prime is 2728590577. The reversal of 2728590522 is 2250958272.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2728590521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299088 + ... + 308075.

It is an arithmetic number, because the mean of its divisors is an integer number (196721136).

Almost surely, 2^2728590522 is an apocalyptic number.

2728590522 is an abundant number, since it is smaller than the sum of its proper divisors (3566485830).

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

2728590522 is a wasteful number, since it uses less digits than its factorization.

2728590522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607282.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 2728590522 is about 52235.9121869237. The cubic root of 2728590522 is about 1397.3744195023.

The spelling of 2728590522 in words is "two billion, seven hundred twenty-eight million, five hundred ninety thousand, five hundred twenty-two".