50081224 has 8 divisors (see below), whose sum is σ = 93902310. Its totient is φ = 25040608.

The previous prime is 50081221. The next prime is 50081257. The reversal of 50081224 is 42218005.

It can be written as a sum of positive squares in only one way, i.e., 31158724 + 18922500 = 5582^2 + 4350^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 50081195 and 50081204.

It is not an unprimeable number, because it can be changed into a prime (50081221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3130069 + ... + 3130084.

Almost surely, 2^50081224 is an apocalyptic number.

It is an amenable number.

50081224 is a deficient number, since it is larger than the sum of its proper divisors (43821086).

50081224 is a wasteful number, since it uses less digits than its factorization.

50081224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6260159 (or 6260155 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 50081224 is about 7076.8088853663. The cubic root of 50081224 is about 368.6025297897.

Adding to 50081224 its reverse (42218005), we get a palindrome (92299229).

It can be divided in two parts, 50081 and 224, that added together give a palindrome (50305).

The spelling of 50081224 in words is "fifty million, eighty-one thousand, two hundred twenty-four".