2729747 has 2 divisors, whose sum is σ = 2729748. Its totient is φ = 2729746.

The previous prime is 2729729. The next prime is 2729777. The reversal of 2729747 is 7479272.

2729747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2729747 - 2⁸ = 2729491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2729747.

It is not a weakly prime, because it can be changed into another prime (2729717) 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 as a sum of consecutive naturals, namely, 1364873 + 1364874.

It is an arithmetic number, because the mean of its divisors is an integer number (1364874).

2^2729747 is an apocalyptic number.

2729747 is a deficient number, since it is larger than the sum of its proper divisors (1).

2729747 is an equidigital number, since it uses as much as digits as its factorization.

2729747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49392, while the sum is 38.

The square root of 2729747 is about 1652.1946011291. The cubic root of 2729747 is about 139.7571811343.

The spelling of 2729747 in words is "two million, seven hundred twenty-nine thousand, seven hundred forty-seven".