53727605 has 4 divisors (see below), whose sum is σ = 64473132. Its totient is φ = 42982080.

The previous prime is 53727577. The next prime is 53727629. The reversal of 53727605 is 50672735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50672735 = 5 ⋅10134547.

It can be written as a sum of positive squares in 2 ways, for example, as 32364721 + 21362884 = 5689^2 + 4622^2 .

It is a de Polignac number, because none of the positive numbers 2^k-53727605 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5372756 + ... + 5372765.

It is an arithmetic number, because the mean of its divisors is an integer number (16118283).

Almost surely, 2^53727605 is an apocalyptic number.

It is an amenable number.

53727605 is a deficient number, since it is larger than the sum of its proper divisors (10745527).

53727605 is a wasteful number, since it uses less digits than its factorization.

53727605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10745526.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 53727605 is about 7329.9116638606. The cubic root of 53727605 is about 377.3396948120.

The spelling of 53727605 in words is "fifty-three million, seven hundred twenty-seven thousand, six hundred five".