2726238 has 16 divisors (see below), whose sum is σ = 5502096. Its totient is φ = 900480.

The previous prime is 2726237. The next prime is 2726249. The reversal of 2726238 is 8326272.

It is a d-powerful number, because it can be written as 2² + 7 + 2¹⁶ + 6⁷ + 2¹⁹ + 3¹³ + 8⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2726231) 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, 1333 + ... + 2688.

It is an arithmetic number, because the mean of its divisors is an integer number (343881).

2^2726238 is an apocalyptic number.

2726238 is an abundant number, since it is smaller than the sum of its proper divisors (2775858).

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

2726238 is a wasteful number, since it uses less digits than its factorization.

2726238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4139.

The product of its digits is 8064, while the sum is 30.

The square root of 2726238 is about 1651.1323387300. The cubic root of 2726238 is about 139.6972710360.

The spelling of 2726238 in words is "two million, seven hundred twenty-six thousand, two hundred thirty-eight".