2400052530 has 64 divisors (see below), whose sum is σ = 6124066560. Its totient is φ = 600627456.

The previous prime is 2400052489. The next prime is 2400052549. The reversal of 2400052530 is 352500042.

2400052530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2400052497 and 2400052506.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3756 + ... + 69384.

It is an arithmetic number, because the mean of its divisors is an integer number (95688540).

Almost surely, 2^2400052530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2400052530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3062033280).

2400052530 is an abundant number, since it is smaller than the sum of its proper divisors (3724014030).

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

2400052530 is a wasteful number, since it uses less digits than its factorization.

2400052530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65715.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2400052530 is about 48990.3309847974. The cubic root of 2400052530 is about 1338.8756682355.

Adding to 2400052530 its reverse (352500042), we get a palindrome (2752552572).

The spelling of 2400052530 in words is "two billion, four hundred million, fifty-two thousand, five hundred thirty".