2731030 has 16 divisors (see below), whose sum is σ = 4979520. Its totient is φ = 1078272.

The previous prime is 2731013. The next prime is 2731049. The reversal of 2731030 is 301372.

It is a junction number, because it is equal to n+sod(n) for n = 2730995 and 2731013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 939 + ... + 2518.

It is an arithmetic number, because the mean of its divisors is an integer number (311220).

2^2731030 is an apocalyptic number.

2731030 is a deficient number, since it is larger than the sum of its proper divisors (2248490).

2731030 is a wasteful number, since it uses less digits than its factorization.

2731030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3543.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 2731030 is about 1652.5828269712. The cubic root of 2731030 is about 139.7790733192.

The spelling of 2731030 in words is "two million, seven hundred thirty-one thousand, thirty".