2239974 has 48 divisors (see below), whose sum is σ = 5503680. Its totient is φ = 677160.

The previous prime is 2239961. The next prime is 2239987. The reversal of 2239974 is 4799322.

2239974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2239961) and next prime (2239987).

It is a d-powerful number, because it can be written as 2⁵ + 2²¹ + 3⁷ + 9 + 9⁴ + 7⁶ + 4⁷ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5137 + ... + 5555.

It is an arithmetic number, because the mean of its divisors is an integer number (114660).

2^2239974 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2239974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2751840).

2239974 is an abundant number, since it is smaller than the sum of its proper divisors (3263706).

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

2239974 is a wasteful number, since it uses less digits than its factorization.

2239974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 435 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 2239974 is about 1496.6542686940. The cubic root of 2239974 is about 130.8421461691.

The spelling of 2239974 in words is "two million, two hundred thirty-nine thousand, nine hundred seventy-four".