53020286 has 16 divisors (see below), whose sum is σ = 86913648. Its totient is φ = 24057600.

The previous prime is 53020271. The next prime is 53020307. The reversal of 53020286 is 68202035.

53020286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53020286² = 5622301455043592, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 13016 + ... + 16596.

It is an arithmetic number, because the mean of its divisors is an integer number (5432103).

Almost surely, 2^53020286 is an apocalyptic number.

53020286 is a deficient number, since it is larger than the sum of its proper divisors (33893362).

53020286 is a wasteful number, since it uses less digits than its factorization.

53020286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 53020286 is about 7281.5030041881. The cubic root of 53020286 is about 375.6764938453.

The spelling of 53020286 in words is "fifty-three million, twenty thousand, two hundred eighty-six".