2153552 has 10 divisors (see below), whose sum is σ = 4172538. Its totient is φ = 1076768.

The previous prime is 2153551. The next prime is 2153561. The reversal of 2153552 is 2553512.

It can be written as a sum of positive squares in only one way, i.e., 1336336 + 817216 = 1156^2 + 904^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67283 + ... + 67314.

2^2153552 is an apocalyptic number.

It is an amenable number.

2153552 is a deficient number, since it is larger than the sum of its proper divisors (2018986).

2153552 is a wasteful number, since it uses less digits than its factorization.

2153552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134605 (or 134599 counting only the distinct ones).

The product of its digits is 1500, while the sum is 23.

The square root of 2153552 is about 1467.4985519584. The cubic root of 2153552 is about 129.1373254663.

The spelling of 2153552 in words is "two million, one hundred fifty-three thousand, five hundred fifty-two".