2153696 has 48 divisors (see below), whose sum is σ = 4653936. Its totient is φ = 976896.

The previous prime is 2153693. The next prime is 2153699. The reversal of 2153696 is 6963512.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2153693) and next prime (2153699).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153693) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20075 + ... + 20181.

It is an arithmetic number, because the mean of its divisors is an integer number (96957).

2^2153696 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 2153696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2326968).

2153696 is an abundant number, since it is smaller than the sum of its proper divisors (2500240).

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

2153696 is a wasteful number, since it uses less digits than its factorization.

2153696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 163 counting only the distinct ones).

The product of its digits is 9720, while the sum is 32.

The square root of 2153696 is about 1467.5476142190. The cubic root of 2153696 is about 129.1402037128.

The spelling of 2153696 in words is "two million, one hundred fifty-three thousand, six hundred ninety-six".