2530563240 has 64 divisors (see below), whose sum is σ = 7595300160. Its totient is φ = 674496000.

The previous prime is 2530563199. The next prime is 2530563251. The reversal of 2530563240 is 423650352.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2530563198 and 2530563207.

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, 356607 + ... + 363633.

It is an arithmetic number, because the mean of its divisors is an integer number (118676565).

Almost surely, 2^2530563240 is an apocalyptic number.

2530563240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2530563240 is an abundant number, since it is smaller than the sum of its proper divisors (5064736920).

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

2530563240 is a wasteful number, since it uses less digits than its factorization.

2530563240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10042 (or 10038 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 2530563240 is about 50304.7039549981. The cubic root of 2530563240 is about 1362.7171815511.

The spelling of 2530563240 in words is "two billion, five hundred thirty million, five hundred sixty-three thousand, two hundred forty".