53518316 has 12 divisors (see below), whose sum is σ = 95835432. Its totient is φ = 26136768.

The previous prime is 53518303. The next prime is 53518319. The reversal of 53518316 is 61381535.

It is not an unprimeable number, because it can be changed into a prime (53518319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155405 + ... + 155748.

It is an arithmetic number, because the mean of its divisors is an integer number (7986286).

Almost surely, 2^53518316 is an apocalyptic number.

It is an amenable number.

53518316 is a deficient number, since it is larger than the sum of its proper divisors (42317116).

53518316 is a wasteful number, since it uses less digits than its factorization.

53518316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311200 (or 311198 counting only the distinct ones).

The product of its digits is 10800, while the sum is 32.

The square root of 53518316 is about 7315.6213680042. The cubic root of 53518316 is about 376.8490977654.

The spelling of 53518316 in words is "fifty-three million, five hundred eighteen thousand, three hundred sixteen".