53516535 has 8 divisors (see below), whose sum is σ = 85626480. Its totient is φ = 28542144.

The previous prime is 53516531. The next prime is 53516557. The reversal of 53516535 is 53561535.

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

It is not a de Polignac number, because 53516535 - 2² = 53516531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53516496 and 53516505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53516531) 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, 1783870 + ... + 1783899.

It is an arithmetic number, because the mean of its divisors is an integer number (10703310).

Almost surely, 2^53516535 is an apocalyptic number.

53516535 is a deficient number, since it is larger than the sum of its proper divisors (32109945).

53516535 is a wasteful number, since it uses less digits than its factorization.

53516535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567777.

The product of its digits is 33750, while the sum is 33.

The square root of 53516535 is about 7315.4996411728. The cubic root of 53516535 is about 376.8449174166.

The spelling of 53516535 in words is "fifty-three million, five hundred sixteen thousand, five hundred thirty-five".