2582140228 has 6 divisors (see below), whose sum is σ = 4518745406. Its totient is φ = 1291070112.

The previous prime is 2582140219. The next prime is 2582140229. The reversal of 2582140228 is 8220412852.

It can be written as a sum of positive squares in only one way, i.e., 2524258564 + 57881664 = 50242^2 + 7608^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2582140193 and 2582140202.

It is not an unprimeable number, because it can be changed into a prime (2582140229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 322767525 + ... + 322767532.

Almost surely, 2^2582140228 is an apocalyptic number.

It is an amenable number.

2582140228 is a deficient number, since it is larger than the sum of its proper divisors (1936605178).

2582140228 is a wasteful number, since it uses less digits than its factorization.

2582140228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645535061 (or 645535059 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 34.

The square root of 2582140228 is about 50814.7638782274. The cubic root of 2582140228 is about 1371.9131153065.

It can be divided in two parts, 25821 and 40228, that added together give a square (66049 = 257²).

The spelling of 2582140228 in words is "two billion, five hundred eighty-two million, one hundred forty thousand, two hundred twenty-eight".