2540264530 has 32 divisors (see below), whose sum is σ = 4642225344. Its totient is φ = 1000718016.

The previous prime is 2540264501. The next prime is 2540264537. The reversal of 2540264530 is 354620452.

2540264530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2540264530² = 12905887764752241800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2540264492 and 2540264501.

It is not an unprimeable number, because it can be changed into a prime (2540264537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178249 + ... + 191971.

It is an arithmetic number, because the mean of its divisors is an integer number (145069542).

Almost surely, 2^2540264530 is an apocalyptic number.

2540264530 is a deficient number, since it is larger than the sum of its proper divisors (2101960814).

2540264530 is a wasteful number, since it uses less digits than its factorization.

2540264530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14010.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 2540264530 is about 50401.0369933000. The cubic root of 2540264530 is about 1364.4563538808.

Adding to 2540264530 its reverse (354620452), we get a palindrome (2894884982).

The spelling of 2540264530 in words is "two billion, five hundred forty million, two hundred sixty-four thousand, five hundred thirty".