3402223 has 4 divisors (see below), whose sum is σ = 3711528. Its totient is φ = 3092920.

The previous prime is 3402211. The next prime is 3402233. The reversal of 3402223 is 3222043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3402223 - 2⁹ = 3401711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3402197 and 3402206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3402233) 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, 154636 + ... + 154657.

It is an arithmetic number, because the mean of its divisors is an integer number (927882).

Almost surely, 2^3402223 is an apocalyptic number.

3402223 is a deficient number, since it is larger than the sum of its proper divisors (309305).

3402223 is a wasteful number, since it uses less digits than its factorization.

3402223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309304.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 3402223 is about 1844.5115884700. The cubic root of 3402223 is about 150.4022241777.

Adding to 3402223 its reverse (3222043), we get a palindrome (6624266).

The spelling of 3402223 in words is "three million, four hundred two thousand, two hundred twenty-three".