2303622 has 12 divisors (see below), whose sum is σ = 4991220. Its totient is φ = 767868.

The previous prime is 2303621. The next prime is 2303627. The reversal of 2303622 is 2263032.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 127979 = 2303622 / (2 + 3 + 0 + 3 + 6 + 2 + 2).

It is a d-powerful number, because it can be written as 2 + 3¹² + 0 + 3¹³ + 6⁶ + 2⁷ + 2¹⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 2303595 and 2303604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63972 + ... + 64007.

It is an arithmetic number, because the mean of its divisors is an integer number (415935).

2^2303622 is an apocalyptic number.

2303622 is an abundant number, since it is smaller than the sum of its proper divisors (2687598).

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

2303622 is a wasteful number, since it uses less digits than its factorization.

2303622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127987 (or 127984 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2303622 is about 1517.7687570905. The cubic root of 2303622 is about 132.0698665949.

Adding to 2303622 its reverse (2263032), we get a palindrome (4566654).

The spelling of 2303622 in words is "two million, three hundred three thousand, six hundred twenty-two".