3223020 has 24 divisors (see below), whose sum is σ = 9024624. Its totient is φ = 859456.

The previous prime is 3223009. The next prime is 3223043. The reversal of 3223020 is 203223.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 3222987 and 3223005.

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, 26799 + ... + 26918.

It is an arithmetic number, because the mean of its divisors is an integer number (376026).

Almost surely, 2^3223020 is an apocalyptic number.

3223020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3223020 is an abundant number, since it is smaller than the sum of its proper divisors (5801604).

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

3223020 is a wasteful number, since it uses less digits than its factorization.

3223020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53729 (or 53727 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 3223020 is about 1795.2771373802. The cubic root of 3223020 is about 147.7137760092.

Adding to 3223020 its reverse (203223), we get a palindrome (3426243).

The spelling of 3223020 in words is "three million, two hundred twenty-three thousand, twenty".