2626543 has 2 divisors, whose sum is σ = 2626544. Its totient is φ = 2626542.

The previous prime is 2626511. The next prime is 2626567. The reversal of 2626543 is 3456262.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2626543 - 2⁵ = 2626511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2626643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313271 + 1313272.

It is an arithmetic number, because the mean of its divisors is an integer number (1313272).

2^2626543 is an apocalyptic number.

2626543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2626543 is an equidigital number, since it uses as much as digits as its factorization.

2626543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 2626543 is about 1620.6612847847. The cubic root of 2626543 is about 137.9732322233.

It can be divided in two parts, 26 and 26543, that added together give a square (26569 = 163²).

The spelling of 2626543 in words is "two million, six hundred twenty-six thousand, five hundred forty-three".