51075528 has 32 divisors (see below), whose sum is σ = 145930560. Its totient is φ = 14592960.

The previous prime is 51075527. The next prime is 51075551. The reversal of 51075528 is 82557015.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (51075523) 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, 151843 + ... + 152178.

It is an arithmetic number, because the mean of its divisors is an integer number (4560330).

Almost surely, 2^51075528 is an apocalyptic number.

It is an amenable number.

51075528 is an abundant number, since it is smaller than the sum of its proper divisors (94855032).

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

51075528 is a wasteful number, since it uses less digits than its factorization.

51075528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304037 (or 304033 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 33.

The square root of 51075528 is about 7146.7144898897. The cubic root of 51075528 is about 371.0259521760.

The spelling of 51075528 in words is "fifty-one million, seventy-five thousand, five hundred twenty-eight".