2136222 has 24 divisors (see below), whose sum is σ = 5049720. Its totient is φ = 647280.

The previous prime is 2136221. The next prime is 2136247. The reversal of 2136222 is 2226312.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2136195 and 2136204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5197 + ... + 5592.

It is an arithmetic number, because the mean of its divisors is an integer number (210405).

2^2136222 is an apocalyptic number.

2136222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2136222 is an abundant number, since it is smaller than the sum of its proper divisors (2913498).

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

2136222 is a wasteful number, since it uses less digits than its factorization.

2136222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10808 (or 10805 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 2136222 is about 1461.5820195938. The cubic root of 2136222 is about 128.7899954293.

It can be divided in two parts, 21362 and 22, that multiplied together give a palindrome (469964).

The spelling of 2136222 in words is "two million, one hundred thirty-six thousand, two hundred twenty-two".