2024240521 has 4 divisors (see below), whose sum is σ = 2026149444. Its totient is φ = 2022331600.

The previous prime is 2024240503. The next prime is 2024240551. The reversal of 2024240521 is 1250424202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1250424202 = 2 ⋅625212101.

It can be written as a sum of positive squares in 2 ways, for example, as 1353430521 + 670810000 = 36789^2 + 25900^2 .

It is a cyclic number.

It is not a de Polignac number, because 2024240521 - 2⁵ = 2024240489 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2024240492 and 2024240501.

It is not an unprimeable number, because it can be changed into a prime (2024240551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952870 + ... + 954991.

It is an arithmetic number, because the mean of its divisors is an integer number (506537361).

Almost surely, 2^2024240521 is an apocalyptic number.

It is an amenable number.

2024240521 is a deficient number, since it is larger than the sum of its proper divisors (1908923).

2024240521 is a wasteful number, since it uses less digits than its factorization.

2024240521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908922.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 2024240521 is about 44991.5605530637. The cubic root of 2024240521 is about 1264.9908128919.

Adding to 2024240521 its reverse (1250424202), we get a palindrome (3274664723).

The spelling of 2024240521 in words is "two billion, twenty-four million, two hundred forty thousand, five hundred twenty-one".