3400224 has 24 divisors (see below), whose sum is σ = 8925840. Its totient is φ = 1133376.

The previous prime is 3400223. The next prime is 3400231. The reversal of 3400224 is 4220043.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (3400223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17614 + ... + 17805.

It is an arithmetic number, because the mean of its divisors is an integer number (371910).

Almost surely, 2^3400224 is an apocalyptic number.

It is an amenable number.

3400224 is an abundant number, since it is smaller than the sum of its proper divisors (5525616).

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

3400224 is a wasteful number, since it uses less digits than its factorization.

3400224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35432 (or 35424 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 3400224 is about 1843.9696309864. The cubic root of 3400224 is about 150.3727617793.

Adding to 3400224 its reverse (4220043), we get a palindrome (7620267).

The spelling of 3400224 in words is "three million, four hundred thousand, two hundred twenty-four".