55331333 has 8 divisors (see below), whose sum is σ = 57324000. Its totient is φ = 53344368.

The previous prime is 55331327. The next prime is 55331351. The reversal of 55331333 is 33313355.

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

It is a cyclic number.

It is not a de Polignac number, because 55331333 - 2¹⁰ = 55330309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55331303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31718 + ... + 33416.

It is an arithmetic number, because the mean of its divisors is an integer number (7165500).

Almost surely, 2^55331333 is an apocalyptic number.

It is an amenable number.

55331333 is a deficient number, since it is larger than the sum of its proper divisors (1992667).

55331333 is a wasteful number, since it uses less digits than its factorization.

55331333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851.

The product of its digits is 6075, while the sum is 26.

The square root of 55331333 is about 7438.5034113053. The cubic root of 55331333 is about 381.0573805096.

Adding to 55331333 its reverse (33313355), we get a palindrome (88644688).

The spelling of 55331333 in words is "fifty-five million, three hundred thirty-one thousand, three hundred thirty-three".