3420236 has 6 divisors (see below), whose sum is σ = 5985420. Its totient is φ = 1710116.

The previous prime is 3420227. The next prime is 3420239. The reversal of 3420236 is 6320243.

It is not an unprimeable number, because it can be changed into a prime (3420239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427526 + ... + 427533.

It is an arithmetic number, because the mean of its divisors is an integer number (997570).

Almost surely, 2^3420236 is an apocalyptic number.

It is an amenable number.

3420236 is a deficient number, since it is larger than the sum of its proper divisors (2565184).

3420236 is a wasteful number, since it uses less digits than its factorization.

3420236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855063 (or 855061 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3420236 is about 1849.3880068823. The cubic root of 3420236 is about 150.6671909380.

Adding to 3420236 its reverse (6320243), we get a palindrome (9740479).

The spelling of 3420236 in words is "three million, four hundred twenty thousand, two hundred thirty-six".