50011272 has 48 divisors (see below), whose sum is σ = 139115340. Its totient is φ = 16219008.

The previous prime is 50011253. The next prime is 50011289. The reversal of 50011272 is 27211005.

50011272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 33802596 + 16208676 = 5814^2 + 4026^2 .

It is a super-2 number, since 2×50011272² = 5002254654115968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6723 + ... + 12050.

Almost surely, 2^50011272 is an apocalyptic number.

It is an amenable number.

50011272 is an abundant number, since it is smaller than the sum of its proper divisors (89104068).

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

50011272 is a wasteful number, since it uses less digits than its factorization.

50011272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18822 (or 18815 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 50011272 is about 7071.8648177125. The cubic root of 50011272 is about 368.4308320526.

Adding to 50011272 its reverse (27211005), we get a palindrome (77222277).

The spelling of 50011272 in words is "fifty million, eleven thousand, two hundred seventy-two".