2623506 has 16 divisors (see below), whose sum is σ = 5266848. Its totient is φ = 871200.

The previous prime is 2623487. The next prime is 2623529. The reversal of 2623506 is 6053262.

It is a d-powerful number, because it can be written as 2¹⁹ + 6² + 2²¹ + 3⁶ + 5 + 0 + 6⁴ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1326 + ... + 2646.

It is an arithmetic number, because the mean of its divisors is an integer number (329178).

2^2623506 is an apocalyptic number.

2623506 is an abundant number, since it is smaller than the sum of its proper divisors (2643342).

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

2623506 is a wasteful number, since it uses less digits than its factorization.

2623506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2623506 is about 1619.7240505716. The cubic root of 2623506 is about 137.9200334861.

Adding to 2623506 its reverse (6053262), we get a palindrome (8676768).

It can be divided in two parts, 26 and 23506, that added together give a palindrome (23532).

The spelling of 2623506 in words is "two million, six hundred twenty-three thousand, five hundred six".