2830646 has 32 divisors (see below), whose sum is σ = 5311488. Its totient is φ = 1101600.

The previous prime is 2830637. The next prime is 2830651. The reversal of 2830646 is 6460382.

2830646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18671 + ... + 18821.

It is an arithmetic number, because the mean of its divisors is an integer number (165984).

2^2830646 is an apocalyptic number.

2830646 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2830646 is a deficient number, since it is larger than the sum of its proper divisors (2480842).

2830646 is a wasteful number, since it uses less digits than its factorization.

2830646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 2830646 is about 1682.4523767406. The cubic root of 2830646 is about 141.4583278253.

The spelling of 2830646 in words is "two million, eight hundred thirty thousand, six hundred forty-six".