50443400 has 96 divisors (see below), whose sum is σ = 135527040. Its totient is φ = 17103360.

The previous prime is 50443397. The next prime is 50443409. The reversal of 50443400 is 434405.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50443409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 191669 + ... + 191931.

It is an arithmetic number, because the mean of its divisors is an integer number (1411740).

Almost surely, 2^50443400 is an apocalyptic number.

50443400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50443400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67763520).

50443400 is an abundant number, since it is smaller than the sum of its proper divisors (85083640).

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

50443400 is a wasteful number, since it uses less digits than its factorization.

50443400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 50443400 is about 7102.3517231970. The cubic root of 50443400 is about 369.4889462581.

Adding to 50443400 its reverse (434405), we get a palindrome (50877805).

The spelling of 50443400 in words is "fifty million, four hundred forty-three thousand, four hundred".