2368440 has 160 divisors (see below), whose sum is σ = 8624880. Its totient is φ = 580608.

The previous prime is 2368439. The next prime is 2368441. The reversal of 2368440 is 448632.

It is an interprime number because it is at equal distance from previous prime (2368439) and next prime (2368441).

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

It is an Ulam number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2368441) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 55059 + ... + 55101.

2^2368440 is an apocalyptic number.

2368440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2368440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4312440).

2368440 is an abundant number, since it is smaller than the sum of its proper divisors (6256440).

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

2368440 is a wasteful number, since it uses less digits than its factorization.

2368440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2368440 is about 1538.9736839855. The cubic root of 2368440 is about 133.2971290592.

The spelling of 2368440 in words is "two million, three hundred sixty-eight thousand, four hundred forty".