2847726 has 48 divisors (see below), whose sum is σ = 7154784. Its totient is φ = 801792.

The previous prime is 2847707. The next prime is 2847727. The reversal of 2847726 is 6277482.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 2¹⁶ + 8² + 4² + 7⁵ + 7⁷ + 2¹⁸ + 6⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2847727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12106 + ... + 12338.

It is an arithmetic number, because the mean of its divisors is an integer number (149058).

2^2847726 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2847726, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3577392).

2847726 is an abundant number, since it is smaller than the sum of its proper divisors (4307058).

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

2847726 is a wasteful number, since it uses less digits than its factorization.

2847726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 342 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 2847726 is about 1687.5206665401. The cubic root of 2847726 is about 141.7422753645.

The spelling of 2847726 in words is "two million, eight hundred forty-seven thousand, seven hundred twenty-six".