5220634 has 4 divisors (see below), whose sum is σ = 7830954. Its totient is φ = 2610316.

The previous prime is 5220613. The next prime is 5220641. The reversal of 5220634 is 4360225.

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., 4635409 + 585225 = 2153^2 + 765^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 5⁸ + 2⁶ + 2⁸ + 0 + 6⁶ + 3¹⁴ + 4³ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1305157 + ... + 1305160.

Almost surely, 2^5220634 is an apocalyptic number.

5220634 is a deficient number, since it is larger than the sum of its proper divisors (2610320).

5220634 is a wasteful number, since it uses less digits than its factorization.

5220634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610319.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 5220634 is about 2284.8706746772. The cubic root of 5220634 is about 173.4766721952.

Adding to 5220634 its reverse (4360225), we get a palindrome (9580859).

The spelling of 5220634 in words is "five million, two hundred twenty thousand, six hundred thirty-four".