2530782830 has 8 divisors (see below), whose sum is σ = 4555409112. Its totient is φ = 1012313128.

The previous prime is 2530782829. The next prime is 2530782847. The reversal of 2530782830 is 382870352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126539132 + ... + 126539151.

It is an arithmetic number, because the mean of its divisors is an integer number (569426139).

Almost surely, 2^2530782830 is an apocalyptic number.

2530782830 is a deficient number, since it is larger than the sum of its proper divisors (2024626282).

2530782830 is a wasteful number, since it uses less digits than its factorization.

2530782830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253078290.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 2530782830 is about 50306.8865067199. The cubic root of 2530782830 is about 1362.7565970727.

The spelling of 2530782830 in words is "two billion, five hundred thirty million, seven hundred eighty-two thousand, eight hundred thirty".