51232452 has 48 divisors (see below), whose sum is σ = 123790464. Its totient is φ = 16480000.

The previous prime is 51232439. The next prime is 51232459. The reversal of 51232452 is 25423215.

It is not an unprimeable number, because it can be changed into a prime (51232459) 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, 49177 + ... + 50207.

It is an arithmetic number, because the mean of its divisors is an integer number (2578968).

Almost surely, 2^51232452 is an apocalyptic number.

It is an amenable number.

51232452 is an abundant number, since it is smaller than the sum of its proper divisors (72558012).

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

51232452 is a wasteful number, since it uses less digits than its factorization.

51232452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180 (or 1178 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 51232452 is about 7157.6848212254. The cubic root of 51232452 is about 371.4055426410.

Adding to 51232452 its reverse (25423215), we get a palindrome (76655667).

The spelling of 51232452 in words is "fifty-one million, two hundred thirty-two thousand, four hundred fifty-two".