53968318 has 4 divisors (see below), whose sum is σ = 80952480. Its totient is φ = 26984158.

The previous prime is 53968301. The next prime is 53968331. The reversal of 53968318 is 81386935.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13492078 + ... + 13492081.

It is an arithmetic number, because the mean of its divisors is an integer number (20238120).

Almost surely, 2^53968318 is an apocalyptic number.

53968318 is a deficient number, since it is larger than the sum of its proper divisors (26984162).

53968318 is a wasteful number, since it uses less digits than its factorization.

53968318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26984161.

The product of its digits is 155520, while the sum is 43.

The square root of 53968318 is about 7346.3132250129. The cubic root of 53968318 is about 377.9023804727.

The spelling of 53968318 in words is "fifty-three million, nine hundred sixty-eight thousand, three hundred eighteen".