1372216 has 16 divisors (see below), whose sum is σ = 2633400. Its totient is φ = 669984.

The previous prime is 1372211. The next prime is 1372243. The reversal of 1372216 is 6122731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1372211) 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, 1651 + ... + 2338.

2^1372216 is an apocalyptic number.

It is an amenable number.

1372216 is a deficient number, since it is larger than the sum of its proper divisors (1261184).

1372216 is a wasteful number, since it uses less digits than its factorization.

1372216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038 (or 4034 counting only the distinct ones).

The product of its digits is 504, while the sum is 22.

The square root of 1372216 is about 1171.4162368689. The cubic root of 1372216 is about 111.1239046010.

Adding to 1372216 its reverse (6122731), we get a palindrome (7494947).

The spelling of 1372216 in words is "one million, three hundred seventy-two thousand, two hundred sixteen".