12230722 has 16 divisors (see below), whose sum is σ = 21030912. Its totient is φ = 5225760.

The previous prime is 12230719. The next prime is 12230723. The reversal of 12230722 is 22703221.

It is a self number, because there is not a number n which added to its sum of digits gives 12230722.

It is not an unprimeable number, because it can be changed into a prime (12230723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4222 + ... + 6502.

It is an arithmetic number, because the mean of its divisors is an integer number (1314432).

Almost surely, 2^12230722 is an apocalyptic number.

12230722 is a deficient number, since it is larger than the sum of its proper divisors (8800190).

12230722 is a wasteful number, since it uses less digits than its factorization.

12230722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 12230722 is about 3497.2449156443. The cubic root of 12230722 is about 230.4008259559.

Adding to 12230722 its reverse (22703221), we get a palindrome (34933943).

The spelling of 12230722 in words is "twelve million, two hundred thirty thousand, seven hundred twenty-two".