50521200 has 60 divisors (see below), whose sum is σ = 161840088. Its totient is φ = 13472000.

The previous prime is 50521181. The next prime is 50521223. The reversal of 50521200 is 212505.

It is a tau number, because it is divible by the number of its divisors (60).

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 50521200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19851 + ... + 22250.

Almost surely, 2^50521200 is an apocalyptic number.

50521200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50521200 is an abundant number, since it is smaller than the sum of its proper divisors (111318888).

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

50521200 is a wasteful number, since it uses less digits than its factorization.

50521200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42122 (or 42111 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 50521200 is about 7107.8266720567. The cubic root of 50521200 is about 369.6788057442.

Adding to 50521200 its reverse (212505), we get a palindrome (50733705).

It can be divided in two parts, 50521 and 200, that added together give a triangular number (50721 = T₃₁₈).

The spelling of 50521200 in words is "fifty million, five hundred twenty-one thousand, two hundred".