2522726 has 4 divisors (see below), whose sum is σ = 3784092. Its totient is φ = 1261362.

The previous prime is 2522717. The next prime is 2522743. The reversal of 2522726 is 6272252.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 2¹⁴ + 5⁶ + 2¹⁷ + 2¹⁸ + 7³ + 2²¹ + 6 .

It is a junction number, because it is equal to n+sod(n) for n = 2522695 and 2522704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630680 + ... + 630683.

It is an arithmetic number, because the mean of its divisors is an integer number (946023).

2^2522726 is an apocalyptic number.

2522726 is a deficient number, since it is larger than the sum of its proper divisors (1261366).

2522726 is a wasteful number, since it uses less digits than its factorization.

2522726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261365.

The product of its digits is 3360, while the sum is 26.

The square root of 2522726 is about 1588.3091638595. The cubic root of 2522726 is about 136.1308933007.

Adding to 2522726 its reverse (6272252), we get a palindrome (8794978).

The spelling of 2522726 in words is "two million, five hundred twenty-two thousand, seven hundred twenty-six".