2524140 has 72 divisors (see below), whose sum is σ = 7884240. Its totient is φ = 653184.

The previous prime is 2524139. The next prime is 2524153. The reversal of 2524140 is 414252.

2524140 is a `hidden beast` number, since 2 + 524 + 140 = 666.

2524140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 6471 + ... + 6849.

2^2524140 is an apocalyptic number.

2524140 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 2524140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3942120).

2524140 is an abundant number, since it is smaller than the sum of its proper divisors (5360100).

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

2524140 is a wasteful number, since it uses less digits than its factorization.

2524140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431 (or 426 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 2524140 is about 1588.7542289480. The cubic root of 2524140 is about 136.1563225560.

Adding to 2524140 its reverse (414252), we get a palindrome (2938392).

It can be divided in two parts, 25241 and 40, that added together give a square (25281 = 159²).

The spelling of 2524140 in words is "two million, five hundred twenty-four thousand, one hundred forty".