2868562 has 4 divisors (see below), whose sum is σ = 4302846. Its totient is φ = 1434280.

The previous prime is 2868557. The next prime is 2868571. The reversal of 2868562 is 2658682.

2868562 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., 2752281 + 116281 = 1659^2 + 341^2 .

It is an Ulam number.

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, 717139 + ... + 717142.

2^2868562 is an apocalyptic number.

2868562 is a deficient number, since it is larger than the sum of its proper divisors (1434284).

2868562 is a wasteful number, since it uses less digits than its factorization.

2868562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434283.

The product of its digits is 46080, while the sum is 37.

The square root of 2868562 is about 1693.6829691533. The cubic root of 2868562 is about 142.0871316072.

It can be divided in two parts, 2 and 868562, that multiplied together give a square (1737124 = 1318²).

The spelling of 2868562 in words is "two million, eight hundred sixty-eight thousand, five hundred sixty-two".