55933285 has 16 divisors (see below), whose sum is σ = 69237504. Its totient is φ = 43356352.

The previous prime is 55933271. The next prime is 55933289. The reversal of 55933285 is 58233955.

It is a cyclic number.

It is not a de Polignac number, because 55933285 - 2⁵ = 55933253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55933289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20724 + ... + 23266.

It is an arithmetic number, because the mean of its divisors is an integer number (4327344).

Almost surely, 2^55933285 is an apocalyptic number.

It is an amenable number.

55933285 is a deficient number, since it is larger than the sum of its proper divisors (13304219).

55933285 is a wasteful number, since it uses less digits than its factorization.

55933285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684.

The product of its digits is 162000, while the sum is 40.

The square root of 55933285 is about 7478.8558616944. The cubic root of 55933285 is about 382.4342461765.

The spelling of 55933285 in words is "fifty-five million, nine hundred thirty-three thousand, two hundred eighty-five".