2673864 has 32 divisors (see below), whose sum is σ = 7428000. Its totient is φ = 891216.

The previous prime is 2673859. The next prime is 2673871. The reversal of 2673864 is 4683762.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 2²¹ + 6⁷ + 7⁵ + 3² + 8 + 6⁷ + 4² .

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, 5974 + ... + 6405.

It is an arithmetic number, because the mean of its divisors is an integer number (232125).

2^2673864 is an apocalyptic number.

2673864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2673864 is an abundant number, since it is smaller than the sum of its proper divisors (4754136).

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

2673864 is a wasteful number, since it uses less digits than its factorization.

2673864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12394 (or 12384 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 2673864 is about 1635.1954011677. The cubic root of 2673864 is about 138.7969016021.

Subtracting from 2673864 its sum of digits (36), we obtain a triangular number (2673828 = T₂₃₁₂).

The spelling of 2673864 in words is "two million, six hundred seventy-three thousand, eight hundred sixty-four".