55235473 has 4 divisors (see below), whose sum is σ = 55279168. Its totient is φ = 55191780.

The previous prime is 55235461. The next prime is 55235483. The reversal of 55235473 is 37453255.

55235473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55235473 - 2⁹ = 55234961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55235483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19893 + ... + 22498.

It is an arithmetic number, because the mean of its divisors is an integer number (13819792).

Almost surely, 2^55235473 is an apocalyptic number.

It is an amenable number.

55235473 is a deficient number, since it is larger than the sum of its proper divisors (43695).

55235473 is a wasteful number, since it uses less digits than its factorization.

55235473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43694.

The product of its digits is 63000, while the sum is 34.

The square root of 55235473 is about 7432.0571176492. The cubic root of 55235473 is about 380.8371961914.

The spelling of 55235473 in words is "fifty-five million, two hundred thirty-five thousand, four hundred seventy-three".