3620226 has 16 divisors (see below), whose sum is σ = 7285824. Its totient is φ = 1199184.

The previous prime is 3620209. The next prime is 3620231. The reversal of 3620226 is 6220263.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 805 + ... + 2808.

It is an arithmetic number, because the mean of its divisors is an integer number (455364).

Almost surely, 2^3620226 is an apocalyptic number.

3620226 is an abundant number, since it is smaller than the sum of its proper divisors (3665598).

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

3620226 is a wasteful number, since it uses less digits than its factorization.

3620226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3620226 is about 1902.6891495985. The cubic root of 3620226 is about 153.5483760705.

Adding to 3620226 its reverse (6220263), we get a palindrome (9840489).

The spelling of 3620226 in words is "three million, six hundred twenty thousand, two hundred twenty-six".