6221372 has 6 divisors (see below), whose sum is σ = 10887408. Its totient is φ = 3110684.

The previous prime is 6221317. The next prime is 6221377. The reversal of 6221372 is 2731226.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777668 + ... + 777675.

It is an arithmetic number, because the mean of its divisors is an integer number (1814568).

Almost surely, 2^6221372 is an apocalyptic number.

It is an amenable number.

6221372 is a deficient number, since it is larger than the sum of its proper divisors (4666036).

6221372 is a wasteful number, since it uses less digits than its factorization.

6221372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555347 (or 1555345 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 6221372 is about 2494.2678284418. The cubic root of 6221372 is about 183.9199005486.

Adding to 6221372 its reverse (2731226), we get a palindrome (8952598).

The spelling of 6221372 in words is "six million, two hundred twenty-one thousand, three hundred seventy-two".