2724206 has 4 divisors (see below), whose sum is σ = 4086312. Its totient is φ = 1362102.

The previous prime is 2724193. The next prime is 2724209. The reversal of 2724206 is 6024272.

2724206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2724209) 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, 681050 + ... + 681053.

It is an arithmetic number, because the mean of its divisors is an integer number (1021578).

2^2724206 is an apocalyptic number.

2724206 is a deficient number, since it is larger than the sum of its proper divisors (1362106).

2724206 is a wasteful number, since it uses less digits than its factorization.

2724206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362105.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 2724206 is about 1650.5168887352. The cubic root of 2724206 is about 139.6625546478.

Adding to 2724206 its reverse (6024272), we get a palindrome (8748478).

The spelling of 2724206 in words is "two million, seven hundred twenty-four thousand, two hundred six".