2730862 has 4 divisors (see below), whose sum is σ = 4096296. Its totient is φ = 1365430.

The previous prime is 2730823. The next prime is 2730869. The reversal of 2730862 is 2680372.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2730862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2730869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682714 + ... + 682717.

It is an arithmetic number, because the mean of its divisors is an integer number (1024074).

2^2730862 is an apocalyptic number.

2730862 is a deficient number, since it is larger than the sum of its proper divisors (1365434).

2730862 is a wasteful number, since it uses less digits than its factorization.

2730862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365433.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2730862 is about 1652.5319966645. The cubic root of 2730862 is about 139.7762070788.

The spelling of 2730862 in words is "two million, seven hundred thirty thousand, eight hundred sixty-two".