53486566 has 16 divisors (see below), whose sum is σ = 91925280. Its totient is φ = 22864320.

The previous prime is 53486551. The next prime is 53486579. The reversal of 53486566 is 66568435.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056 + ... + 10396.

It is an arithmetic number, because the mean of its divisors is an integer number (5745330).

Almost surely, 2^53486566 is an apocalyptic number.

53486566 is a deficient number, since it is larger than the sum of its proper divisors (38438714).

53486566 is a wasteful number, since it uses less digits than its factorization.

53486566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9759.

The product of its digits is 518400, while the sum is 43.

The square root of 53486566 is about 7313.4510321735. The cubic root of 53486566 is about 376.7745605065.

The spelling of 53486566 in words is "fifty-three million, four hundred eighty-six thousand, five hundred sixty-six".