3223404 has 72 divisors (see below), whose sum is σ = 9041760. Its totient is φ = 963072.

The previous prime is 3223399. The next prime is 3223439. The reversal of 3223404 is 4043223.

3223404 is a `hidden beast` number, since 322 + 340 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13962 + ... + 14190.

It is an arithmetic number, because the mean of its divisors is an integer number (125580).

Almost surely, 2^3223404 is an apocalyptic number.

3223404 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3223404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4520880).

3223404 is an abundant number, since it is smaller than the sum of its proper divisors (5818356).

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

3223404 is a wasteful number, since it uses less digits than its factorization.

3223404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 3223404 is about 1795.3840814711. The cubic root of 3223404 is about 147.7196421262.

Adding to 3223404 its reverse (4043223), we get a palindrome (7266627).

It can be divided in two parts, 32 and 23404, that added together give a triangular number (23436 = T₂₁₆).

The spelling of 3223404 in words is "three million, two hundred twenty-three thousand, four hundred four".