2443392 has 128 divisors (see below), whose sum is σ = 8323200. Its totient is φ = 691200.

The previous prime is 2443387. The next prime is 2443403. The reversal of 2443392 is 2933442.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24142 + ... + 24242.

It is an arithmetic number, because the mean of its divisors is an integer number (65025).

2^2443392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2443392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4161600).

2443392 is an abundant number, since it is smaller than the sum of its proper divisors (5879808).

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

2443392 is a wasteful number, since it uses less digits than its factorization.

2443392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 113 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 2443392 is about 1563.1353108416. The cubic root of 2443392 is about 134.6886652731.

The spelling of 2443392 in words is "two million, four hundred forty-three thousand, three hundred ninety-two".