53828713 has 8 divisors (see below), whose sum is σ = 54621000. Its totient is φ = 53040768.

The previous prime is 53828699. The next prime is 53828743. The reversal of 53828713 is 31782835.

It can be written as a sum of positive squares in 4 ways, for example, as 5345344 + 48483369 = 2312^2 + 6963^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53828713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53828743) 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, 30195 + ... + 31927.

It is an arithmetic number, because the mean of its divisors is an integer number (6827625).

Almost surely, 2^53828713 is an apocalyptic number.

It is an amenable number.

53828713 is a deficient number, since it is larger than the sum of its proper divisors (792287).

53828713 is a wasteful number, since it uses less digits than its factorization.

53828713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171.

The product of its digits is 40320, while the sum is 37.

The square root of 53828713 is about 7336.8053674607. The cubic root of 53828713 is about 377.5762470433.

The spelling of 53828713 in words is "fifty-three million, eight hundred twenty-eight thousand, seven hundred thirteen".