51353752 has 16 divisors (see below), whose sum is σ = 96410160. Its totient is φ = 25644384.

The previous prime is 51353737. The next prime is 51353759. The reversal of 51353752 is 25735315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51353759) 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, 3478 + ... + 10714.

It is an arithmetic number, because the mean of its divisors is an integer number (6025635).

Almost surely, 2^51353752 is an apocalyptic number.

It is an amenable number.

51353752 is a deficient number, since it is larger than the sum of its proper divisors (45056408).

51353752 is a wasteful number, since it uses less digits than its factorization.

51353752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8130 (or 8126 counting only the distinct ones).

The product of its digits is 15750, while the sum is 31.

The square root of 51353752 is about 7166.1532219176. The cubic root of 51353752 is about 371.6984298119.

The spelling of 51353752 in words is "fifty-one million, three hundred fifty-three thousand, seven hundred fifty-two".