2645846 has 16 divisors (see below), whose sum is σ = 4802976. Its totient is φ = 1067136.

The previous prime is 2645843. The next prime is 2645849. The reversal of 2645846 is 6485462.

It is an interprime number because it is at equal distance from previous prime (2645843) and next prime (2645849).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5321 + ... + 5796.

It is an arithmetic number, because the mean of its divisors is an integer number (300186).

2^2645846 is an apocalyptic number.

2645846 is a deficient number, since it is larger than the sum of its proper divisors (2157130).

2645846 is a wasteful number, since it uses less digits than its factorization.

2645846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11143.

The product of its digits is 46080, while the sum is 35.

The square root of 2645846 is about 1626.6056682552. The cubic root of 2645846 is about 138.3104053870.

It can be divided in two parts, 2645 and 846, that multiplied together give a triangular number (2237670 = T₂₁₁₅).

The spelling of 2645846 in words is "two million, six hundred forty-five thousand, eight hundred forty-six".