2173552 has 40 divisors (see below), whose sum is σ = 4566672. Its totient is φ = 998400.

The previous prime is 2173531. The next prime is 2173553. The reversal of 2173552 is 2553712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173553) 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, 16527 + ... + 16657.

2^2173552 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 2173552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2283336).

2173552 is an abundant number, since it is smaller than the sum of its proper divisors (2393120).

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

2173552 is a wasteful number, since it uses less digits than its factorization.

2173552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 211 counting only the distinct ones).

The product of its digits is 2100, while the sum is 25.

The square root of 2173552 is about 1474.2971206646. The cubic root of 2173552 is about 129.5358596399.

The spelling of 2173552 in words is "two million, one hundred seventy-three thousand, five hundred fifty-two".