51235332 has 24 divisors (see below), whose sum is σ = 119668416. Its totient is φ = 17061408.

The previous prime is 51235313. The next prime is 51235333. The reversal of 51235332 is 23353215.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (51235333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18033 + ... + 20679.

It is an arithmetic number, because the mean of its divisors is an integer number (4986184).

Almost surely, 2^51235332 is an apocalyptic number.

It is an amenable number.

51235332 is an abundant number, since it is smaller than the sum of its proper divisors (68433084).

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

51235332 is a wasteful number, since it uses less digits than its factorization.

51235332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267 (or 4265 counting only the distinct ones).

The product of its digits is 2700, while the sum is 24.

The square root of 51235332 is about 7157.8860007687. The cubic root of 51235332 is about 371.4125019534.

Adding to 51235332 its reverse (23353215), we get a palindrome (74588547).

The spelling of 51235332 in words is "fifty-one million, two hundred thirty-five thousand, three hundred thirty-two".