4200055 has 16 divisors (see below), whose sum is σ = 5264064. Its totient is φ = 3214080.

The previous prime is 4200047. The next prime is 4200073. The reversal of 4200055 is 5500024.

It is a happy number.

It is not a de Polignac number, because 4200055 - 2³ = 4200047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13350 + ... + 13660.

It is an arithmetic number, because the mean of its divisors is an integer number (329004).

Almost surely, 2^4200055 is an apocalyptic number.

4200055 is a deficient number, since it is larger than the sum of its proper divisors (1064009).

4200055 is a wasteful number, since it uses less digits than its factorization.

4200055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426.

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 4200055 is about 2049.4035717740. The cubic root of 4200055 is about 161.3435688738.

Adding to 4200055 its reverse (5500024), we get a palindrome (9700079).

The spelling of 4200055 in words is "four million, two hundred thousand, fifty-five".