2673378 has 32 divisors (see below), whose sum is σ = 6136320. Its totient is φ = 861840.

The previous prime is 2673343. The next prime is 2673397. The reversal of 2673378 is 8733762.

It is a d-powerful number, because it can be written as 2²¹ + 6⁵ + 7 + 3⁹ + 3¹² + 7⁵ + 8³ .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876 + ... + 2472.

It is an arithmetic number, because the mean of its divisors is an integer number (191760).

2^2673378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2673378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3068160).

2673378 is an abundant number, since it is smaller than the sum of its proper divisors (3462942).

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

2673378 is a wasteful number, since it uses less digits than its factorization.

2673378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639 (or 1633 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 2673378 is about 1635.0467883214. The cubic root of 2673378 is about 138.7884918772.

It can be divided in two parts, 2 and 673378, that added together give a triangular number (673380 = T₁₁₆₀).

The spelling of 2673378 in words is "two million, six hundred seventy-three thousand, three hundred seventy-eight".