2524520 has 16 divisors (see below), whose sum is σ = 5680260. Its totient is φ = 1009792.

The previous prime is 2524481. The next prime is 2524531. The reversal of 2524520 is 254252.

It can be written as a sum of positive squares in 2 ways, for example, as 2292196 + 232324 = 1514^2 + 482^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2524492 and 2524501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31517 + ... + 31596.

2^2524520 is an apocalyptic number.

2524520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2524520 is an abundant number, since it is smaller than the sum of its proper divisors (3155740).

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

2524520 is a wasteful number, since it uses less digits than its factorization.

2524520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63124 (or 63120 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 2524520 is about 1588.8738150023. The cubic root of 2524520 is about 136.1631548245.

Adding to 2524520 its reverse (254252), we get a palindrome (2778772).

The spelling of 2524520 in words is "two million, five hundred twenty-four thousand, five hundred twenty".