2792099021 has 4 divisors (see below), whose sum is σ = 2792831292. Its totient is φ = 2791366752.

The previous prime is 2792098987. The next prime is 2792099027. The reversal of 2792099021 is 1209902972.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 166048996 + 2626050025 = 12886^2 + 51245^2 .

It is a cyclic number.

It is not a de Polignac number, because 2792099021 - 2¹⁴ = 2792082637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2792099021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2792099027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360386 + ... + 368051.

It is an arithmetic number, because the mean of its divisors is an integer number (698207823).

Almost surely, 2^2792099021 is an apocalyptic number.

It is an amenable number.

2792099021 is a deficient number, since it is larger than the sum of its proper divisors (732271).

2792099021 is an equidigital number, since it uses as much as digits as its factorization.

2792099021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732270.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 2792099021 is about 52840.3162462149. The cubic root of 2792099021 is about 1408.1327698826.

The spelling of 2792099021 in words is "two billion, seven hundred ninety-two million, ninety-nine thousand, twenty-one".