53056730 has 8 divisors (see below), whose sum is σ = 95502132. Its totient is φ = 21222688.

The previous prime is 53056691. The next prime is 53056771. The reversal of 53056730 is 3765035.

53056730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 53042089 + 14641 = 7283^2 + 121^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 53056693 and 53056702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2652827 + ... + 2652846.

Almost surely, 2^53056730 is an apocalyptic number.

53056730 is a deficient number, since it is larger than the sum of its proper divisors (42445402).

53056730 is a wasteful number, since it uses less digits than its factorization.

53056730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5305680.

The product of its (nonzero) digits is 9450, while the sum is 29.

The square root of 53056730 is about 7284.0050796248. The cubic root of 53056730 is about 375.7625490735.

The spelling of 53056730 in words is "fifty-three million, fifty-six thousand, seven hundred thirty".