50012400 has 120 divisors (see below), whose sum is σ = 162739584. Its totient is φ = 13126400.

The previous prime is 50012399. The next prime is 50012407. The reversal of 50012400 is 421005.

50012400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50012407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84907 + ... + 85493.

Almost surely, 2^50012400 is an apocalyptic number.

50012400 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 50012400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81369792).

50012400 is an abundant number, since it is smaller than the sum of its proper divisors (112727184).

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

50012400 is a wasteful number, since it uses less digits than its factorization.

50012400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 50012400 is about 7071.9445699185. The cubic root of 50012400 is about 368.4336020072.

Adding to 50012400 its reverse (421005), we get a palindrome (50433405).

The spelling of 50012400 in words is "fifty million, twelve thousand, four hundred".