4200554 has 4 divisors (see below), whose sum is σ = 6300834. Its totient is φ = 2100276.

The previous prime is 4200529. The next prime is 4200583. The reversal of 4200554 is 4550024.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2175625 + 2024929 = 1475^2 + 1423^2 .

It is a d-powerful number, because it can be written as 4¹⁰ + 2²¹ + 0 + 0 + 5⁵ + 5⁵ + 4¹⁰ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050137 + ... + 1050140.

Almost surely, 2^4200554 is an apocalyptic number.

4200554 is a deficient number, since it is larger than the sum of its proper divisors (2100280).

4200554 is a wasteful number, since it uses less digits than its factorization.

4200554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100279.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 4200554 is about 2049.5253108952. The cubic root of 4200554 is about 161.3499582546.

Adding to 4200554 its reverse (4550024), we get a palindrome (8750578).

The spelling of 4200554 in words is "four million, two hundred thousand, five hundred fifty-four".