2861032 has 32 divisors (see below), whose sum is σ = 5761800. Its totient is φ = 1327104.

The previous prime is 2861009. The next prime is 2861041. The reversal of 2861032 is 2301682.

It can be written as a sum of positive squares in 4 ways, for example, as 2643876 + 217156 = 1626^2 + 466^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2860994 and 2861012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14728 + ... + 14920.

2^2861032 is an apocalyptic number.

It is an amenable number.

2861032 is an abundant number, since it is smaller than the sum of its proper divisors (2900768).

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

2861032 is a wasteful number, since it uses less digits than its factorization.

2861032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 2861032 is about 1691.4585422055. The cubic root of 2861032 is about 141.9626960133.

The spelling of 2861032 in words is "two million, eight hundred sixty-one thousand, thirty-two".