2524040 has 32 divisors (see below), whose sum is σ = 5751000. Its totient is φ = 996864.

The previous prime is 2524033. The next prime is 2524061. The reversal of 2524040 is 404252.

It can be written as a sum of positive squares in 4 ways, for example, as 1136356 + 1387684 = 1066^2 + 1178^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3206 + ... + 3914.

2^2524040 is an apocalyptic number.

2524040 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 2524040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2875500).

2524040 is an abundant number, since it is smaller than the sum of its proper divisors (3226960).

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

2524040 is a wasteful number, since it uses less digits than its factorization.

2524040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809 (or 805 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 2524040 is about 1588.7227574376. The cubic root of 2524040 is about 136.1545244767.

Adding to 2524040 its reverse (404252), we get a palindrome (2928292).

The spelling of 2524040 in words is "two million, five hundred twenty-four thousand, forty".