51035232 has 48 divisors (see below), whose sum is σ = 136829952. Its totient is φ = 16648320.

The previous prime is 51035221. The next prime is 51035233. The reversal of 51035232 is 23253015.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 51035199 and 51035208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51035233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144 + ... + 10167.

It is an arithmetic number, because the mean of its divisors is an integer number (2850624).

Almost surely, 2^51035232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51035232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68414976).

51035232 is an abundant number, since it is smaller than the sum of its proper divisors (85794720).

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

51035232 is a wasteful number, since it uses less digits than its factorization.

51035232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11371 (or 11363 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 51035232 is about 7143.8947360666. The cubic root of 51035232 is about 370.9283529544.

Adding to 51035232 its reverse (23253015), we get a palindrome (74288247).

The spelling of 51035232 in words is "fifty-one million, thirty-five thousand, two hundred thirty-two".