2520024 has 64 divisors (see below), whose sum is σ = 6985440. Its totient is φ = 752640.

The previous prime is 2520017. The next prime is 2520031. The reversal of 2520024 is 4200252.

2520024 = T₅₁ + T₅₂ + ... + T₂₄₇.

It is an interprime number because it is at equal distance from previous prime (2520017) and next prime (2520031).

It is a junction number, because it is equal to n+sod(n) for n = 2519985 and 2520012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12694 + ... + 12890.

2^2520024 is an apocalyptic number.

2520024 is a gapful number since it is divisible by the number (24) 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 2520024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3492720).

2520024 is an abundant number, since it is smaller than the sum of its proper divisors (4465416).

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

2520024 is a wasteful number, since it uses less digits than its factorization.

2520024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2520024 is about 1587.4583459102. The cubic root of 2520024 is about 136.0822743235.

Adding to 2520024 its reverse (4200252), we get a palindrome (6720276).

The spelling of 2520024 in words is "two million, five hundred twenty thousand, twenty-four".