3229405 has 8 divisors (see below), whose sum is σ = 4103352. Its totient is φ = 2431488.

The previous prime is 3229403. The next prime is 3229409. The reversal of 3229405 is 5049223.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 68121 + 3161284 = 261^2 + 1778^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3229405 - 2¹ = 3229403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3229405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3229403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18912 + ... + 19081.

It is an arithmetic number, because the mean of its divisors is an integer number (512919).

Almost surely, 2^3229405 is an apocalyptic number.

It is an amenable number.

3229405 is a deficient number, since it is larger than the sum of its proper divisors (873947).

3229405 is a wasteful number, since it uses less digits than its factorization.

3229405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38015.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 3229405 is about 1797.0545345092. The cubic root of 3229405 is about 147.8112550123.

The spelling of 3229405 in words is "three million, two hundred twenty-nine thousand, four hundred five".