2725862 has 4 divisors (see below), whose sum is σ = 4088796. Its totient is φ = 1362930.

The previous prime is 2725847. The next prime is 2725871. The reversal of 2725862 is 2685272.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 2 + 7⁵ + 2¹³ + 5⁷ + 8⁷ + 6⁴ + 2¹⁹ .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 681464 + ... + 681467.

It is an arithmetic number, because the mean of its divisors is an integer number (1022199).

2^2725862 is an apocalyptic number.

2725862 is a deficient number, since it is larger than the sum of its proper divisors (1362934).

2725862 is a wasteful number, since it uses less digits than its factorization.

2725862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362933.

The product of its digits is 13440, while the sum is 32.

The square root of 2725862 is about 1651.0184735490. The cubic root of 2725862 is about 139.6908484384.

The spelling of 2725862 in words is "two million, seven hundred twenty-five thousand, eight hundred sixty-two".