53993336 has 16 divisors (see below), whose sum is σ = 101329800. Its totient is φ = 26972064.

The previous prime is 53993333. The next prime is 53993347. The reversal of 53993336 is 63339935.

It is a super-3 number, since 3×53993336³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53993293 and 53993302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53993333) 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, 9071 + ... + 13793.

Almost surely, 2^53993336 is an apocalyptic number.

It is an amenable number.

53993336 is a deficient number, since it is larger than the sum of its proper divisors (47336464).

53993336 is a wasteful number, since it uses less digits than its factorization.

53993336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6158 (or 6154 counting only the distinct ones).

The product of its digits is 196830, while the sum is 41.

The square root of 53993336 is about 7348.0157865916. The cubic root of 53993336 is about 377.9607659698.

The spelling of 53993336 in words is "fifty-three million, nine hundred ninety-three thousand, three hundred thirty-six".