4224212550 has 72 divisors (see below), whose sum is σ = 11386391016. Its totient is φ = 1122750720.

The previous prime is 4224212537. The next prime is 4224212567. The reversal of 4224212550 is 552124224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 122862 + ... + 153438.

Almost surely, 2^4224212550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4224212550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5693195508).

4224212550 is an abundant number, since it is smaller than the sum of its proper divisors (7162178466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4224212550 is a wasteful number, since it uses less digits than its factorization.

4224212550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30902 (or 30894 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 4224212550 is about 64993.9424100431. The cubic root of 4224212550 is about 1616.5231216062.

Adding to 4224212550 its reverse (552124224), we get a palindrome (4776336774).

The spelling of 4224212550 in words is "four billion, two hundred twenty-four million, two hundred twelve thousand, five hundred fifty".