12084742 has 16 divisors (see below), whose sum is σ = 18604080. Its totient is φ = 5885152.

The previous prime is 12084731. The next prime is 12084749. The reversal of 12084742 is 24748021.

It is a self number, because there is not a number n which added to its sum of digits gives 12084742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12084749) 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, 18009 + ... + 18667.

It is an arithmetic number, because the mean of its divisors is an integer number (1162755).

Almost surely, 2^12084742 is an apocalyptic number.

12084742 is a deficient number, since it is larger than the sum of its proper divisors (6519338).

12084742 is a wasteful number, since it uses less digits than its factorization.

12084742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 12084742 is about 3476.3115510552. The cubic root of 12084742 is about 229.4805036259.

The spelling of 12084742 in words is "twelve million, eighty-four thousand, seven hundred forty-two".