2101532 has 12 divisors (see below), whose sum is σ = 3690960. Its totient is φ = 1046976.

The previous prime is 2101531. The next prime is 2101549. The reversal of 2101532 is 2351012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569 + ... + 2127.

It is an arithmetic number, because the mean of its divisors is an integer number (307580).

2^2101532 is an apocalyptic number.

It is an amenable number.

2101532 is a deficient number, since it is larger than the sum of its proper divisors (1589428).

2101532 is a wasteful number, since it uses less digits than its factorization.

2101532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1900 (or 1898 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 2101532 is about 1449.6661684678. Note that the first 3 decimals coincide. The cubic root of 2101532 is about 128.0890493623.

Adding to 2101532 its reverse (2351012), we get a palindrome (4452544).

The spelling of 2101532 in words is "two million, one hundred one thousand, five hundred thirty-two".