2796921632 has 18 divisors (see below), whose sum is σ = 5507028513. Its totient is φ = 1398311232.

The previous prime is 2796921613. The next prime is 2796921653. The reversal of 2796921632 is 2361296972.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 2350698256 + 446223376 = 48484^2 + 21124^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=37396.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 294494 + ... + 303842.

Almost surely, 2^2796921632 is an apocalyptic number.

It is an amenable number.

2796921632 is a deficient number, since it is larger than the sum of its proper divisors (2710106881).

2796921632 is an frugal number, since it uses more digits than its factorization.

2796921632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18708 (or 9351 counting only the distinct ones).

The product of its digits is 489888, while the sum is 47.

The square root of 2796921632 is about 52885.9303785043. The cubic root of 2796921632 is about 1408.9430289349.

The spelling of 2796921632 in words is "two billion, seven hundred ninety-six million, nine hundred twenty-one thousand, six hundred thirty-two".