2074240 has 64 divisors (see below), whose sum is σ = 5679360. Its totient is φ = 709632.

The previous prime is 2074223. The next prime is 2074243. The reversal of 2074240 is 424702.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (2074243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4249 + ... + 4711.

It is an arithmetic number, because the mean of its divisors is an integer number (88740).

2^2074240 is an apocalyptic number.

2074240 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 2074240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2839680).

2074240 is an abundant number, since it is smaller than the sum of its proper divisors (3605120).

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

2074240 is an equidigital number, since it uses as much as digits as its factorization.

2074240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 2074240 is about 1440.2222050781. Note that the first 4 decimals coincide. The cubic root of 2074240 is about 127.5321461940.

Adding to 2074240 its reverse (424702), we get a palindrome (2498942).

The spelling of 2074240 in words is "two million, seventy-four thousand, two hundred forty".