5211220604 has 12 divisors (see below), whose sum is σ = 9255750504. Its totient is φ = 2566720464.

The previous prime is 5211220603. The next prime is 5211220631. The reversal of 5211220604 is 4060221125.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5211220604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5211220603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9722159 + ... + 9722694.

It is an arithmetic number, because the mean of its divisors is an integer number (771312542).

Almost surely, 2^5211220604 is an apocalyptic number.

It is an amenable number.

5211220604 is a deficient number, since it is larger than the sum of its proper divisors (4044529900).

5211220604 is a wasteful number, since it uses less digits than its factorization.

5211220604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19444924 (or 19444922 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 5211220604 is about 72188.7844751524. The cubic root of 5211220604 is about 1733.7234341737.

Adding to 5211220604 its reverse (4060221125), we get a palindrome (9271441729).

The spelling of 5211220604 in words is "five billion, two hundred eleven million, two hundred twenty thousand, six hundred four".