55133306 has 8 divisors (see below), whose sum is σ = 83064960. Its totient is φ = 27444988.

The previous prime is 55133297. The next prime is 55133311. The reversal of 55133306 is 60333155.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 60266 + ... + 61173.

It is an arithmetic number, because the mean of its divisors is an integer number (10383120).

Almost surely, 2^55133306 is an apocalyptic number.

55133306 is a deficient number, since it is larger than the sum of its proper divisors (27931654).

55133306 is a wasteful number, since it uses less digits than its factorization.

55133306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121668.

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 55133306 is about 7425.1805365257. The cubic root of 55133306 is about 380.6022444723.

The spelling of 55133306 in words is "fifty-five million, one hundred thirty-three thousand, three hundred six".