2728021562 has 16 divisors (see below), whose sum is σ = 4680436992. Its totient is φ = 1168194960.

The previous prime is 2728021553. The next prime is 2728021573. The reversal of 2728021562 is 2651208272.

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, 61913 + ... + 96380.

It is an arithmetic number, because the mean of its divisors is an integer number (292527312).

Almost surely, 2^2728021562 is an apocalyptic number.

2728021562 is a deficient number, since it is larger than the sum of its proper divisors (1952415430).

2728021562 is a wasteful number, since it uses less digits than its factorization.

2728021562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159533.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 2728021562 is about 52230.4658413076. The cubic root of 2728021562 is about 1397.2772868850.

The spelling of 2728021562 in words is "two billion, seven hundred twenty-eight million, twenty-one thousand, five hundred sixty-two".