2742073 has 2 divisors, whose sum is σ = 2742074. Its totient is φ = 2742072.

The previous prime is 2742041. The next prime is 2742119. The reversal of 2742073 is 3702472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1505529 + 1236544 = 1227^2 + 1112^2 .

It is a cyclic number.

It is not a de Polignac number, because 2742073 - 2⁵ = 2742041 is a prime.

It is not a weakly prime, because it can be changed into another prime (2742013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371036 + 1371037.

It is an arithmetic number, because the mean of its divisors is an integer number (1371037).

2^2742073 is an apocalyptic number.

It is an amenable number.

2742073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742073 is an equidigital number, since it uses as much as digits as its factorization.

2742073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 2742073 is about 1655.9205898835. The cubic root of 2742073 is about 139.9672202167.

The spelling of 2742073 in words is "two million, seven hundred forty-two thousand, seventy-three".