50421300 has 36 divisors (see below), whose sum is σ = 145886496. Its totient is φ = 13445600.

The previous prime is 50421299. The next prime is 50421323. The reversal of 50421300 is 312405.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 50421300.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 83736 + ... + 84335.

Almost surely, 2^50421300 is an apocalyptic number.

50421300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50421300 is an abundant number, since it is smaller than the sum of its proper divisors (95465196).

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

50421300 is a wasteful number, since it uses less digits than its factorization.

50421300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168088 (or 168081 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 50421300 is about 7100.7957300573. The cubic root of 50421300 is about 369.4349788510.

Adding to 50421300 its reverse (312405), we get a palindrome (50733705).

It can be divided in two parts, 50421 and 300, that added together give a triangular number (50721 = T₃₁₈).

The spelling of 50421300 in words is "fifty million, four hundred twenty-one thousand, three hundred".