50421544 has 16 divisors (see below), whose sum is σ = 94878720. Its totient is φ = 25120560.

The previous prime is 50421533. The next prime is 50421557. The reversal of 50421544 is 44512405.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8872 + ... + 13399.

It is an arithmetic number, because the mean of its divisors is an integer number (5929920).

Almost surely, 2^50421544 is an apocalyptic number.

It is an amenable number.

50421544 is a deficient number, since it is larger than the sum of its proper divisors (44457176).

50421544 is a wasteful number, since it uses less digits than its factorization.

50421544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22560 (or 22556 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 50421544 is about 7100.8129112095. The cubic root of 50421544 is about 369.4355747763.

Adding to 50421544 its reverse (44512405), we get a palindrome (94933949).

The spelling of 50421544 in words is "fifty million, four hundred twenty-one thousand, five hundred forty-four".