2792242 has 16 divisors (see below), whose sum is σ = 4357080. Its totient is φ = 1340928.

The previous prime is 2792219. The next prime is 2792249. The reversal of 2792242 is 2422972.

2792242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 1671²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 2499561 + 292681 = 1581^2 + 541^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2792242.

It is not an unprimeable number, because it can be changed into a prime (2792249) 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 7 ways as a sum of consecutive naturals, for example, 6984 + ... + 7372.

2^2792242 is an apocalyptic number.

2792242 is a deficient number, since it is larger than the sum of its proper divisors (1564838).

2792242 is a wasteful number, since it uses less digits than its factorization.

2792242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525.

The product of its digits is 4032, while the sum is 28.

The square root of 2792242 is about 1671.0002992220. Note that the first 3 decimals coincide. The cubic root of 2792242 is about 140.8156805561.

The spelling of 2792242 in words is "two million, seven hundred ninety-two thousand, two hundred forty-two".