51332452 has 48 divisors (see below), whose sum is σ = 101787840. Its totient is φ = 22505472.

The previous prime is 51332447. The next prime is 51332453. The reversal of 51332452 is 25423315.

It is not an unprimeable number, because it can be changed into a prime (51332453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86268 + ... + 86860.

It is an arithmetic number, because the mean of its divisors is an integer number (2120580).

Almost surely, 2^51332452 is an apocalyptic number.

It is an amenable number.

51332452 is a deficient number, since it is larger than the sum of its proper divisors (50455388).

51332452 is a wasteful number, since it uses less digits than its factorization.

51332452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 698 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 51332452 is about 7164.6669147979. Note that the first 3 decimals coincide. The cubic root of 51332452 is about 371.6470329091.

Adding to 51332452 its reverse (25423315), we get a palindrome (76755767).

The spelling of 51332452 in words is "fifty-one million, three hundred thirty-two thousand, four hundred fifty-two".