53500323 has 8 divisors (see below), whose sum is σ = 74435328. Its totient is φ = 34116104.

The previous prime is 53500319. The next prime is 53500339. The reversal of 53500323 is 32300535.

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 53500323 - 2² = 53500319 is a prime.

It is a super-2 number, since 2×53500323² = 5724569122208658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53500323.

It is not an unprimeable number, because it can be changed into a prime (53500393) 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, 387615 + ... + 387752.

It is an arithmetic number, because the mean of its divisors is an integer number (9304416).

Almost surely, 2^53500323 is an apocalyptic number.

53500323 is a deficient number, since it is larger than the sum of its proper divisors (20935005).

53500323 is a wasteful number, since it uses less digits than its factorization.

53500323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775393.

The product of its (nonzero) digits is 1350, while the sum is 21.

The square root of 53500323 is about 7314.3914989560. The cubic root of 53500323 is about 376.8068604757.

Adding to 53500323 its reverse (32300535), we get a palindrome (85800858).

The spelling of 53500323 in words is "fifty-three million, five hundred thousand, three hundred twenty-three".