2861282 has 4 divisors (see below), whose sum is σ = 4291926. Its totient is φ = 1430640.

The previous prime is 2861279. The next prime is 2861291. The reversal of 2861282 is 2821682.

2861282 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1466521 + 1394761 = 1211^2 + 1181^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715319 + ... + 715322.

2^2861282 is an apocalyptic number.

2861282 is a deficient number, since it is larger than the sum of its proper divisors (1430644).

2861282 is a wasteful number, since it uses less digits than its factorization.

2861282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430643.

The product of its digits is 3072, while the sum is 29.

The square root of 2861282 is about 1691.5324413088. The cubic root of 2861282 is about 141.9668308430.

The spelling of 2861282 in words is "two million, eight hundred sixty-one thousand, two hundred eighty-two".