12299772 has 24 divisors (see below), whose sum is σ = 30388176. Its totient is φ = 3858688.

The previous prime is 12299767. The next prime is 12299797. The reversal of 12299772 is 27799221.

It is a self number, because there is not a number n which added to its sum of digits gives 12299772.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29943 + ... + 30350.

It is an arithmetic number, because the mean of its divisors is an integer number (1266174).

Almost surely, 2^12299772 is an apocalyptic number.

12299772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12299772 is an abundant number, since it is smaller than the sum of its proper divisors (18088404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12299772 is a wasteful number, since it uses less digits than its factorization.

12299772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60317 (or 60315 counting only the distinct ones).

The product of its digits is 31752, while the sum is 39.

The square root of 12299772 is about 3507.1030780403. The cubic root of 12299772 is about 230.8335976688.

The spelling of 12299772 in words is "twelve million, two hundred ninety-nine thousand, seven hundred seventy-two".