2730213 has 8 divisors (see below), whose sum is σ = 4044800. Its totient is φ = 1820124.

The previous prime is 2730197. The next prime is 2730229. The reversal of 2730213 is 3120372.

2730213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2730197) and next prime (2730229).

It is not a de Polignac number, because 2730213 - 2⁴ = 2730197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730713) 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, 50533 + ... + 50586.

It is an arithmetic number, because the mean of its divisors is an integer number (505600).

2^2730213 is an apocalyptic number.

It is an amenable number.

2730213 is a deficient number, since it is larger than the sum of its proper divisors (1314587).

2730213 is a wasteful number, since it uses less digits than its factorization.

2730213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101128 (or 101122 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 2730213 is about 1652.3356196608. The cubic root of 2730213 is about 139.7651334147.

Adding to 2730213 its reverse (3120372), we get a palindrome (5850585).

The spelling of 2730213 in words is "two million, seven hundred thirty thousand, two hundred thirteen".