50480400 has 240 divisors, whose sum is σ = 177131520. Its totient is φ = 12249600.

The previous prime is 50480399. The next prime is 50480401. The reversal of 50480400 is 408405.

It is an interprime number because it is at equal distance from previous prime (50480399) and next prime (50480401).

It is a tau number, because it is divible by the number of its divisors (240).

It is not an unprimeable number, because it can be changed into a prime (50480401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 855571 + ... + 855629.

It is an arithmetic number, because the mean of its divisors is an integer number (738048).

Almost surely, 2^50480400 is an apocalyptic number.

50480400 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 50480400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88565760).

50480400 is an abundant number, since it is smaller than the sum of its proper divisors (126651120).

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

50480400 is a wasteful number, since it uses less digits than its factorization.

50480400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 50480400 is about 7104.9560167534. The cubic root of 50480400 is about 369.5792636555.

Adding to 50480400 its reverse (408405), we get a palindrome (50888805).

The spelling of 50480400 in words is "fifty million, four hundred eighty thousand, four hundred".