53659373 has 8 divisors (see below), whose sum is σ = 54911736. Its totient is φ = 52416000.

The previous prime is 53659343. The next prime is 53659387. The reversal of 53659373 is 37395635.

It can be written as a sum of positive squares in 4 ways, for example, as 6901129 + 46758244 = 2627^2 + 6838^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 53659373 - 2⁸ = 53659117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53659373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53659343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10673 + ... + 14873.

It is an arithmetic number, because the mean of its divisors is an integer number (6863967).

Almost surely, 2^53659373 is an apocalyptic number.

53659373 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

53659373 is a deficient number, since it is larger than the sum of its proper divisors (1252363).

53659373 is a wasteful number, since it uses less digits than its factorization.

53659373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4495.

The product of its digits is 255150, while the sum is 41.

The square root of 53659373 is about 7325.2558317099. The cubic root of 53659373 is about 377.1798914928.

The spelling of 53659373 in words is "fifty-three million, six hundred fifty-nine thousand, three hundred seventy-three".