55385336 has 16 divisors (see below), whose sum is σ = 103958640. Its totient is φ = 27663040.

The previous prime is 55385327. The next prime is 55385387. The reversal of 55385336 is 63358355.

It is a self number, because there is not a number n which added to its sum of digits gives 55385336.

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, 5621 + ... + 11931.

It is an arithmetic number, because the mean of its divisors is an integer number (6497415).

Almost surely, 2^55385336 is an apocalyptic number.

It is an amenable number.

55385336 is a deficient number, since it is larger than the sum of its proper divisors (48573304).

55385336 is a wasteful number, since it uses less digits than its factorization.

55385336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7414 (or 7410 counting only the distinct ones).

The product of its digits is 162000, while the sum is 38.

The square root of 55385336 is about 7442.1324900864. The cubic root of 55385336 is about 381.1813099934.

The spelling of 55385336 in words is "fifty-five million, three hundred eighty-five thousand, three hundred thirty-six".