2727245 has 4 divisors (see below), whose sum is σ = 3272700. Its totient is φ = 2181792.

The previous prime is 2727239. The next prime is 2727253. The reversal of 2727245 is 5427272.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1042441 + 1684804 = 1021^2 + 1298^2 .

It is a cyclic number.

It is not a de Polignac number, because 2727245 - 2⁸ = 2726989 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 7³ + 2¹⁷ + 7⁶ + 2¹⁹ + 4⁴ + 5⁹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272720 + ... + 272729.

It is an arithmetic number, because the mean of its divisors is an integer number (818175).

2^2727245 is an apocalyptic number.

It is an amenable number.

2727245 is a deficient number, since it is larger than the sum of its proper divisors (545455).

2727245 is an equidigital number, since it uses as much as digits as its factorization.

2727245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545454.

The product of its digits is 7840, while the sum is 29.

The square root of 2727245 is about 1651.4372528195. The cubic root of 2727245 is about 139.7144690741.

It can be divided in two parts, 27 and 27245, that added together give a palindrome (27272).

The spelling of 2727245 in words is "two million, seven hundred twenty-seven thousand, two hundred forty-five".