2830516 has 24 divisors (see below), whose sum is σ = 5521320. Its totient is φ = 1260672.

The previous prime is 2830511. The next prime is 2830523. The reversal of 2830516 is 6150382.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 206116 + 2624400 = 454^2 + 1620^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2830511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570 + ... + 2446.

It is an arithmetic number, because the mean of its divisors is an integer number (230055).

2^2830516 is an apocalyptic number.

2830516 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2830516 is a deficient number, since it is larger than the sum of its proper divisors (2690804).

2830516 is a wasteful number, since it uses less digits than its factorization.

2830516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923 (or 1921 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2830516 is about 1682.4137422168. The cubic root of 2830516 is about 141.4561622579.

Adding to 2830516 its reverse (6150382), we get a palindrome (8980898).

The spelling of 2830516 in words is "two million, eight hundred thirty thousand, five hundred sixteen".