Search a number
BaseRepresentation
bin101110101010…
…001011111110
3212000102100122
4232222023332
511112401142
61114054542
7205652060
oct56521376
925012318
1012231422
1169a4715
12411a452
1326c3438
1418a5730
1511191d2
hexbaa2fe

12231422 has 16 divisors (see below), whose sum is σ = 21645312. Its totient is φ = 5072760.

The previous prime is 12231419. The next prime is 12231431. The reversal of 12231422 is 22413221.

It is a self number, because there is not a number n which added to its sum of digits gives 12231422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13658 + ... + 14525.

It is an arithmetic number, because the mean of its divisors is an integer number (1352832).

Almost surely, 212231422 is an apocalyptic number.

12231422 is a deficient number, since it is larger than the sum of its proper divisors (9413890).

12231422 is a wasteful number, since it uses less digits than its factorization.

12231422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28223.

The product of its digits is 192, while the sum is 17.

The square root of 12231422 is about 3497.3449929911. The cubic root of 12231422 is about 230.4052213765.

Adding to 12231422 its reverse (22413221), we get a palindrome (34644643).

The spelling of 12231422 in words is "twelve million, two hundred thirty-one thousand, four hundred twenty-two".