2728351 has 2 divisors, whose sum is σ = 2728352. Its totient is φ = 2728350.

The previous prime is 2728331. The next prime is 2728357. The reversal of 2728351 is 1538272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2728351 - 2⁹ = 2727839 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2728357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1364175 + 1364176.

It is an arithmetic number, because the mean of its divisors is an integer number (1364176).

2^2728351 is an apocalyptic number.

2728351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2728351 is an equidigital number, since it uses as much as digits as its factorization.

2728351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 28.

The square root of 2728351 is about 1651.7720787082. The cubic root of 2728351 is about 139.7333530051.

The spelling of 2728351 in words is "two million, seven hundred twenty-eight thousand, three hundred fifty-one".