2626243 has 4 divisors (see below), whose sum is σ = 2629728. Its totient is φ = 2622760.

The previous prime is 2626229. The next prime is 2626249. The reversal of 2626243 is 3426262.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2626243 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 6³ + 2¹⁹ + 6³ + 2²¹ + 4⁶ + 3⁵ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2626249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88 + ... + 2293.

It is an arithmetic number, because the mean of its divisors is an integer number (657432).

2^2626243 is an apocalyptic number.

2626243 is a deficient number, since it is larger than the sum of its proper divisors (3485).

2626243 is a wasteful number, since it uses less digits than its factorization.

2626243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3484.

The product of its digits is 3456, while the sum is 25.

The square root of 2626243 is about 1620.5687273300. The cubic root of 2626243 is about 137.9679789880.

The spelling of 2626243 in words is "two million, six hundred twenty-six thousand, two hundred forty-three".