2131332 has 24 divisors (see below), whose sum is σ = 5683776. Its totient is φ = 608928.

The previous prime is 2131321. The next prime is 2131361. The reversal of 2131332 is 2331312.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12603 + ... + 12770.

It is an arithmetic number, because the mean of its divisors is an integer number (236824).

2^2131332 is an apocalyptic number.

It is an amenable number.

2131332 is an abundant number, since it is smaller than the sum of its proper divisors (3552444).

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

2131332 is a wasteful number, since it uses less digits than its factorization.

2131332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25387 (or 25385 counting only the distinct ones).

The product of its digits is 108, while the sum is 15.

The square root of 2131332 is about 1459.9082162931. The cubic root of 2131332 is about 128.6916498091.

Adding to 2131332 its reverse (2331312), we get a palindrome (4462644).

The spelling of 2131332 in words is "two million, one hundred thirty-one thousand, three hundred thirty-two".