2582220730 has 16 divisors (see below), whose sum is σ = 4648764960. Its totient is φ = 1032717712.

The previous prime is 2582220721. The next prime is 2582220731. The reversal of 2582220730 is 370222852.

It is a junction number, because it is equal to n+sod(n) for n = 2582220692 and 2582220701.

It is not an unprimeable number, because it can be changed into a prime (2582220731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55401 + ... + 90739.

It is an arithmetic number, because the mean of its divisors is an integer number (290547810).

Almost surely, 2^2582220730 is an apocalyptic number.

2582220730 is a deficient number, since it is larger than the sum of its proper divisors (2066544230).

2582220730 is a wasteful number, since it uses less digits than its factorization.

2582220730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42653.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 2582220730 is about 50815.5559843637. Note that the first 3 decimals coincide. The cubic root of 2582220730 is about 1371.9273722913.

The spelling of 2582220730 in words is "two billion, five hundred eighty-two million, two hundred twenty thousand, seven hundred thirty".