51486527 has 8 divisors (see below), whose sum is σ = 52477200. Its totient is φ = 50499904.

The previous prime is 51486511. The next prime is 51486553. The reversal of 51486527 is 72568415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51486527 - 2⁴ = 51486511 is a prime.

It is a cake number, because a cake can be divided into 51486527 parts by 676 planar cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51486427) 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, 39299 + ... + 40587.

It is an arithmetic number, because the mean of its divisors is an integer number (6559650).

Almost surely, 2^51486527 is an apocalyptic number.

51486527 is a deficient number, since it is larger than the sum of its proper divisors (990673).

51486527 is a wasteful number, since it uses less digits than its factorization.

51486527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025.

The product of its digits is 67200, while the sum is 38.

The square root of 51486527 is about 7175.4112774112. The cubic root of 51486527 is about 372.0184959201.

The spelling of 51486527 in words is "fifty-one million, four hundred eighty-six thousand, five hundred twenty-seven".