55435201 has 4 divisors (see below), whose sum is σ = 55925892. Its totient is φ = 54944512.

The previous prime is 55435199. The next prime is 55435207. The reversal of 55435201 is 10253455.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8526400 + 46908801 = 2920^2 + 6849^2 .

It is a cyclic number.

It is not a de Polignac number, because 55435201 - 2¹ = 55435199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55435207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245176 + ... + 245401.

It is an arithmetic number, because the mean of its divisors is an integer number (13981473).

Almost surely, 2^55435201 is an apocalyptic number.

It is an amenable number.

55435201 is a deficient number, since it is larger than the sum of its proper divisors (490691).

55435201 is a wasteful number, since it uses less digits than its factorization.

55435201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490690.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 55435201 is about 7445.4819185866. The cubic root of 55435201 is about 381.2956718196.

Adding to 55435201 its reverse (10253455), we get a palindrome (65688656).

The spelling of 55435201 in words is "fifty-five million, four hundred thirty-five thousand, two hundred one".