2374440 has 64 divisors (see below), whose sum is σ = 7292160. Its totient is φ = 618240.

The previous prime is 2374439. The next prime is 2374447. The reversal of 2374440 is 444732.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2374440.

It is not an unprimeable number, because it can be changed into a prime (2374447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5430 + ... + 5850.

It is an arithmetic number, because the mean of its divisors is an integer number (113940).

2^2374440 is an apocalyptic number.

2374440 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 2374440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3646080).

2374440 is an abundant number, since it is smaller than the sum of its proper divisors (4917720).

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

2374440 is a wasteful number, since it uses less digits than its factorization.

2374440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482 (or 478 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 2374440 is about 1540.9218020393. The cubic root of 2374440 is about 133.4095952615.

The spelling of 2374440 in words is "two million, three hundred seventy-four thousand, four hundred forty".