2622513 has 16 divisors (see below), whose sum is σ = 3718400. Its totient is φ = 1639440.

The previous prime is 2622511. The next prime is 2622517. The reversal of 2622513 is 3152262.

It is not a de Polignac number, because 2622513 - 2¹ = 2622511 is a prime.

It is a d-powerful number, because it can be written as 2 + 6³ + 2¹⁹ + 2²¹ + 5³ + 1 + 3⁶ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2622513.

It is not an unprimeable number, because it can be changed into a prime (2622511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7758 + ... + 8088.

It is an arithmetic number, because the mean of its divisors is an integer number (232400).

2^2622513 is an apocalyptic number.

It is an amenable number.

2622513 is a deficient number, since it is larger than the sum of its proper divisors (1095887).

2622513 is a wasteful number, since it uses less digits than its factorization.

2622513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492.

The product of its digits is 720, while the sum is 21.

The square root of 2622513 is about 1619.4174878641. The cubic root of 2622513 is about 137.9026303271.

Adding to 2622513 its reverse (3152262), we get a palindrome (5774775).

It can be divided in two parts, 262 and 2513, that added together give a triangular number (2775 = T₇₄).

The spelling of 2622513 in words is "two million, six hundred twenty-two thousand, five hundred thirteen".