3056820 has 48 divisors (see below), whose sum is σ = 9219840. Its totient is φ = 752256.

The previous prime is 3056813. The next prime is 3056843. The reversal of 3056820 is 286503.

3056820 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, 1180 + ... + 2739.

It is an arithmetic number, because the mean of its divisors is an integer number (192080).

Almost surely, 2^3056820 is an apocalyptic number.

3056820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3056820 is an abundant number, since it is smaller than the sum of its proper divisors (6163020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3056820 is a wasteful number, since it uses less digits than its factorization.

3056820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944 (or 3942 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 3056820 is about 1748.3763896827. The cubic root of 3056820 is about 145.1298084496.

The spelling of 3056820 in words is "three million, fifty-six thousand, eight hundred twenty".