2100732 has 12 divisors (see below), whose sum is σ = 4901736. Its totient is φ = 700240.

The previous prime is 2100727. The next prime is 2100733. The reversal of 2100732 is 2370012.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100733) 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, 87519 + ... + 87542.

It is an arithmetic number, because the mean of its divisors is an integer number (408478).

2^2100732 is an apocalyptic number.

It is an amenable number.

2100732 is an abundant number, since it is smaller than the sum of its proper divisors (2801004).

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

2100732 is a wasteful number, since it uses less digits than its factorization.

2100732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175068 (or 175066 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 2100732 is about 1449.3902166084. The cubic root of 2100732 is about 128.0727938806.

Adding to 2100732 its reverse (2370012), we get a palindrome (4470744).

The spelling of 2100732 in words is "two million, one hundred thousand, seven hundred thirty-two".