2229696 has 126 divisors (see below), whose sum is σ = 7528560. Its totient is φ = 628992.

The previous prime is 2229691. The next prime is 2229697. The reversal of 2229696 is 6969222.

It is a tau number, because it is divible by the number of its divisors (126).

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a d-powerful number, because it can be written as 2³ + 2¹⁷ + 2²¹ + 9² + 6 + 9² + 6⁴ .

It is a self number, because there is not a number n which added to its sum of digits gives 2229696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229691) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28185 + ... + 28263.

2^2229696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2229696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3764280).

2229696 is an abundant number, since it is smaller than the sum of its proper divisors (5298864).

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

2229696 is a wasteful number, since it uses less digits than its factorization.

2229696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 91 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 2229696 is about 1493.2166621090. The cubic root of 2229696 is about 130.6417185930.

It can be divided in two parts, 222 and 9696, that multiplied together give a palindrome (2152512).

The spelling of 2229696 in words is "two million, two hundred twenty-nine thousand, six hundred ninety-six".