2729653 has 2 divisors, whose sum is σ = 2729654. Its totient is φ = 2729652.

The previous prime is 2729651. The next prime is 2729681. The reversal of 2729653 is 3569272.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2696164 + 33489 = 1642^2 + 183^2 .

It is a cyclic number.

It is not a de Polignac number, because 2729653 - 2¹ = 2729651 is a prime.

Together with 2729651, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2729651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1364826 + 1364827.

It is an arithmetic number, because the mean of its divisors is an integer number (1364827).

2^2729653 is an apocalyptic number.

It is an amenable number.

2729653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2729653 is an equidigital number, since it uses as much as digits as its factorization.

2729653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 34.

The square root of 2729653 is about 1652.1661538719. The cubic root of 2729653 is about 139.7555769165.

The spelling of 2729653 in words is "two million, seven hundred twenty-nine thousand, six hundred fifty-three".