55533201 has 8 divisors (see below), whose sum is σ = 77263680. Its totient is φ = 35412432.

The previous prime is 55533197. The next prime is 55533221. The reversal of 55533201 is 10233555.

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

It is not a de Polignac number, because 55533201 - 2² = 55533197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55533221) 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, 402346 + ... + 402483.

It is an arithmetic number, because the mean of its divisors is an integer number (9657960).

Almost surely, 2^55533201 is an apocalyptic number.

It is an amenable number.

55533201 is a deficient number, since it is larger than the sum of its proper divisors (21730479).

55533201 is a wasteful number, since it uses less digits than its factorization.

55533201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804855.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 55533201 is about 7452.0601849421. The cubic root of 55533201 is about 381.5202281621.

Adding to 55533201 its reverse (10233555), we get a palindrome (65766756).

The spelling of 55533201 in words is "fifty-five million, five hundred thirty-three thousand, two hundred one".