2239712 has 12 divisors (see below), whose sum is σ = 4409496. Its totient is φ = 1119840.

The previous prime is 2239711. The next prime is 2239723. The reversal of 2239712 is 2179322.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34964 + ... + 35027.

It is an arithmetic number, because the mean of its divisors is an integer number (367458).

2^2239712 is an apocalyptic number.

It is an amenable number.

2239712 is a deficient number, since it is larger than the sum of its proper divisors (2169784).

2239712 is an equidigital number, since it uses as much as digits as its factorization.

2239712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70001 (or 69993 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 2239712 is about 1496.5667375697. The cubic root of 2239712 is about 130.8370446250.

The spelling of 2239712 in words is "two million, two hundred thirty-nine thousand, seven hundred twelve".