53317564 has 12 divisors (see below), whose sum is σ = 93933000. Its totient is φ = 26479568.

The previous prime is 53317543. The next prime is 53317571. The reversal of 53317564 is 46571335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44134 + ... + 45325.

It is an arithmetic number, because the mean of its divisors is an integer number (7827750).

Almost surely, 2^53317564 is an apocalyptic number.

It is an amenable number.

53317564 is a deficient number, since it is larger than the sum of its proper divisors (40615436).

53317564 is a wasteful number, since it uses less digits than its factorization.

53317564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89612 (or 89610 counting only the distinct ones).

The product of its digits is 37800, while the sum is 34.

The square root of 53317564 is about 7301.8877011359. The cubic root of 53317564 is about 376.3773091184.

Adding to 53317564 its reverse (46571335), we get a palindrome (99888899).

The spelling of 53317564 in words is "fifty-three million, three hundred seventeen thousand, five hundred sixty-four".