2730355 has 4 divisors (see below), whose sum is σ = 3276432. Its totient is φ = 2184280.

The previous prime is 2730347. The next prime is 2730383. The reversal of 2730355 is 5530372.

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

It is not a de Polignac number, because 2730355 - 2³ = 2730347 is a prime.

It is a Duffinian 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, 273031 + ... + 273040.

It is an arithmetic number, because the mean of its divisors is an integer number (819108).

2^2730355 is an apocalyptic number.

2730355 is a deficient number, since it is larger than the sum of its proper divisors (546077).

2730355 is an equidigital number, since it uses as much as digits as its factorization.

2730355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546076.

The product of its (nonzero) digits is 3150, while the sum is 25.

The square root of 2730355 is about 1652.3785885807. The cubic root of 2730355 is about 139.7675564619.

The spelling of 2730355 in words is "two million, seven hundred thirty thousand, three hundred fifty-five".