53932685 has 4 divisors (see below), whose sum is σ = 64719228. Its totient is φ = 43146144.

The previous prime is 53932673. The next prime is 53932691. The reversal of 53932685 is 58623935.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6295081 + 47637604 = 2509^2 + 6902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53932685 is a prime.

It is a super-2 number, since 2×53932685² = 5817469022618450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5393264 + ... + 5393273.

It is an arithmetic number, because the mean of its divisors is an integer number (16179807).

Almost surely, 2^53932685 is an apocalyptic number.

It is an amenable number.

53932685 is a deficient number, since it is larger than the sum of its proper divisors (10786543).

53932685 is a wasteful number, since it uses less digits than its factorization.

53932685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10786542.

The product of its digits is 194400, while the sum is 41.

The square root of 53932685 is about 7343.8875944557. The cubic root of 53932685 is about 377.8191911699.

The spelling of 53932685 in words is "fifty-three million, nine hundred thirty-two thousand, six hundred eighty-five".