2745886 has 16 divisors (see below), whose sum is σ = 4839408. Its totient is φ = 1152000.

The previous prime is 2745863. The next prime is 2745907. The reversal of 2745886 is 6885472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4515 + ... + 5086.

It is an arithmetic number, because the mean of its divisors is an integer number (302463).

2^2745886 is an apocalyptic number.

2745886 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2745886 is a deficient number, since it is larger than the sum of its proper divisors (2093522).

2745886 is a wasteful number, since it uses less digits than its factorization.

2745886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9627.

The product of its digits is 107520, while the sum is 40.

The square root of 2745886 is about 1657.0715132426. The cubic root of 2745886 is about 140.0320674842.

The spelling of 2745886 in words is "two million, seven hundred forty-five thousand, eight hundred eighty-six".