53506061 has 8 divisors (see below), whose sum is σ = 62572224. Its totient is φ = 44795520.

The previous prime is 53506051. The next prime is 53506067. The reversal of 53506061 is 16060535.

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

It is not a de Polignac number, because 53506061 - 2⁶ = 53505997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53506061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53506067) 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, 88580 + ... + 89181.

It is an arithmetic number, because the mean of its divisors is an integer number (7821528).

Almost surely, 2^53506061 is an apocalyptic number.

It is an amenable number.

53506061 is a deficient number, since it is larger than the sum of its proper divisors (9066163).

53506061 is a wasteful number, since it uses less digits than its factorization.

53506061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177811.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 53506061 is about 7314.7837288603. The cubic root of 53506061 is about 376.8203310515.

Adding to 53506061 its reverse (16060535), we get a palindrome (69566596).

It can be divided in two parts, 5350 and 6061, that added together give a palindrome (11411).

The spelling of 53506061 in words is "fifty-three million, five hundred six thousand, sixty-one".