53166245 has 8 divisors (see below), whose sum is σ = 69599520. Its totient is φ = 38666320.

The previous prime is 53166241. The next prime is 53166247. The reversal of 53166245 is 54266135.

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

It is not a de Polignac number, because 53166245 - 2² = 53166241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53166241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483275 + ... + 483384.

It is an arithmetic number, because the mean of its divisors is an integer number (8699940).

Almost surely, 2^53166245 is an apocalyptic number.

53166245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53166245 is a deficient number, since it is larger than the sum of its proper divisors (16433275).

53166245 is a wasteful number, since it uses less digits than its factorization.

53166245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966675.

The product of its digits is 21600, while the sum is 32.

The square root of 53166245 is about 7291.5187032607. The cubic root of 53166245 is about 376.0209099772.

The spelling of 53166245 in words is "fifty-three million, one hundred sixty-six thousand, two hundred forty-five".