3430216 has 8 divisors (see below), whose sum is σ = 6431670. Its totient is φ = 1715104.

The previous prime is 3430171. The next prime is 3430249. The reversal of 3430216 is 6120343.

It can be written as a sum of positive squares in only one way, i.e., 3407716 + 22500 = 1846^2 + 150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 3430193 and 3430202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214381 + ... + 214396.

Almost surely, 2^3430216 is an apocalyptic number.

It is an amenable number.

3430216 is a deficient number, since it is larger than the sum of its proper divisors (3001454).

3430216 is a wasteful number, since it uses less digits than its factorization.

3430216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428783 (or 428779 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3430216 is about 1852.0842313459. The cubic root of 3430216 is about 150.8135939357.

Adding to 3430216 its reverse (6120343), we get a palindrome (9550559).

The spelling of 3430216 in words is "three million, four hundred thirty thousand, two hundred sixteen".