12072322 has 8 divisors (see below), whose sum is σ = 18173772. Its totient is φ = 6014400.

The previous prime is 12072317. The next prime is 12072337. The reversal of 12072322 is 22327021.

It can be written as a sum of positive squares in 2 ways, for example, as 11566801 + 505521 = 3401^2 + 711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12072322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10179 + ... + 11302.

Almost surely, 2^12072322 is an apocalyptic number.

12072322 is a deficient number, since it is larger than the sum of its proper divisors (6101450).

12072322 is a wasteful number, since it uses less digits than its factorization.

12072322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21764.

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

The square root of 12072322 is about 3474.5247156985. The cubic root of 12072322 is about 229.4018610748.

Adding to 12072322 its reverse (22327021), we get a palindrome (34399343).

The spelling of 12072322 in words is "twelve million, seventy-two thousand, three hundred twenty-two".