1632226 has 4 divisors (see below), whose sum is σ = 2448342. Its totient is φ = 816112.

The previous prime is 1632209. The next prime is 1632227. The reversal of 1632226 is 6222361.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1071225 + 561001 = 1035^2 + 749^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1632197 and 1632206.

It is not an unprimeable number, because it can be changed into a prime (1632227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 408055 + ... + 408058.

2^1632226 is an apocalyptic number.

1632226 is a deficient number, since it is larger than the sum of its proper divisors (816116).

1632226 is an equidigital number, since it uses as much as digits as its factorization.

1632226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816115.

The product of its digits is 864, while the sum is 22.

The square root of 1632226 is about 1277.5860049327. The cubic root of 1632226 is about 117.7407407640.

Adding to 1632226 its reverse (6222361), we get a palindrome (7854587).

The spelling of 1632226 in words is "one million, six hundred thirty-two thousand, two hundred twenty-six".