11611622 has 16 divisors (see below), whose sum is σ = 20001600. Its totient is φ = 5000040.

The previous prime is 11611609. The next prime is 11611627. The reversal of 11611622 is 22611611.

It is a junction number, because it is equal to n+sod(n) for n = 11611594 and 11611603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11611627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13472 + ... + 14307.

It is an arithmetic number, because the mean of its divisors is an integer number (1250100).

Almost surely, 2^11611622 is an apocalyptic number.

11611622 is a deficient number, since it is larger than the sum of its proper divisors (8389978).

11611622 is a wasteful number, since it uses less digits than its factorization.

11611622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27811.

The product of its digits is 144, while the sum is 20.

The square root of 11611622 is about 3407.5830143960. The cubic root of 11611622 is about 226.4458138129.

It can be divided in two parts, 116116 and 22, that multiplied together give a palindrome (2554552).

The spelling of 11611622 in words is "eleven million, six hundred eleven thousand, six hundred twenty-two".