3423820 has 24 divisors (see below), whose sum is σ = 7235424. Its totient is φ = 1360896.

The previous prime is 3423811. The next prime is 3423821. The reversal of 3423820 is 283243.

3423820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3423791 and 3423800.

It is not an unprimeable number, because it can be changed into a prime (3423821) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3417 + ... + 4303.

It is an arithmetic number, because the mean of its divisors is an integer number (301476).

Almost surely, 2^3423820 is an apocalyptic number.

It is an amenable number.

3423820 is an abundant number, since it is smaller than the sum of its proper divisors (3811604).

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

3423820 is a wasteful number, since it uses less digits than its factorization.

3423820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089 (or 1087 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3423820 is about 1850.3567223646. The cubic root of 3423820 is about 150.7197996573.

The spelling of 3423820 in words is "three million, four hundred twenty-three thousand, eight hundred twenty".