50142272 has 14 divisors (see below), whose sum is σ = 99501198. Its totient is φ = 25071104.

The previous prime is 50142269. The next prime is 50142319. The reversal of 50142272 is 27224105.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 38142976 + 11999296 = 6176^2 + 3464^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 391673 + ... + 391800.

Almost surely, 2^50142272 is an apocalyptic number.

It is an amenable number.

50142272 is a deficient number, since it is larger than the sum of its proper divisors (49358926).

50142272 is an equidigital number, since it uses as much as digits as its factorization.

50142272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783485 (or 783475 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 50142272 is about 7081.1208152382. The cubic root of 50142272 is about 368.7522419858.

Adding to 50142272 its reverse (27224105), we get a palindrome (77366377).

The spelling of 50142272 in words is "fifty million, one hundred forty-two thousand, two hundred seventy-two".