2792643 has 16 divisors (see below), whose sum is σ = 4317696. Its totient is φ = 1572480.

The previous prime is 2792617. The next prime is 2792659. The reversal of 2792643 is 3462972.

2792643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2792643 - 2¹⁴ = 2776259 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 7⁶ + 9² + 2²¹ + 6⁶ + 4⁴ + 3⁸ .

2792643 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2792663) 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 15 ways as a sum of consecutive naturals, for example, 555 + ... + 2427.

It is an arithmetic number, because the mean of its divisors is an integer number (269856).

2^2792643 is an apocalyptic number.

2792643 is a deficient number, since it is larger than the sum of its proper divisors (1525053).

2792643 is a wasteful number, since it uses less digits than its factorization.

2792643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954.

The product of its digits is 18144, while the sum is 33.

The square root of 2792643 is about 1671.1202829240. The cubic root of 2792643 is about 140.8224211830.

The spelling of 2792643 in words is "two million, seven hundred ninety-two thousand, six hundred forty-three".