31334132 has 12 divisors (see below), whose sum is σ = 54922560. Its totient is φ = 15641976.

The previous prime is 31334113. The next prime is 31334137. The reversal of 31334132 is 23143313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31334137) 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, 3308 + ... + 8579.

It is an arithmetic number, because the mean of its divisors is an integer number (4576880).

Almost surely, 2^31334132 is an apocalyptic number.

It is an amenable number.

31334132 is a deficient number, since it is larger than the sum of its proper divisors (23588428).

31334132 is a wasteful number, since it uses less digits than its factorization.

31334132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12550 (or 12548 counting only the distinct ones).

The product of its digits is 648, while the sum is 20.

The square root of 31334132 is about 5597.6898806561. The cubic root of 31334132 is about 315.2626749933.

Adding to 31334132 its reverse (23143313), we get a palindrome (54477445).

The spelling of 31334132 in words is "thirty-one million, three hundred thirty-four thousand, one hundred thirty-two".