53686061 has 12 divisors (see below), whose sum is σ = 63420480. Its totient is φ = 45049680.

The previous prime is 53686057. The next prime is 53686063. The reversal of 53686061 is 16068635.

It is not a de Polignac number, because 53686061 - 2² = 53686057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53686063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12581 + ... + 16298.

It is an arithmetic number, because the mean of its divisors is an integer number (5285040).

Almost surely, 2^53686061 is an apocalyptic number.

It is an amenable number.

53686061 is a deficient number, since it is larger than the sum of its proper divisors (9734419).

53686061 is a wasteful number, since it uses less digits than its factorization.

53686061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28916 (or 28903 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 53686061 is about 7327.0772481256. The cubic root of 53686061 is about 377.2424124654.

The spelling of 53686061 in words is "fifty-three million, six hundred eighty-six thousand, sixty-one".