50506000 has 40 divisors (see below), whose sum is σ = 122128344. Its totient is φ = 20201600.

The previous prime is 50505991. The next prime is 50506003. The reversal of 50506000 is 60505.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 266256 + 50239744 = 516^2 + 7088^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (50506003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10627 + ... + 14626.

Almost surely, 2^50506000 is an apocalyptic number.

50506000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50506000 is an abundant number, since it is smaller than the sum of its proper divisors (71622344).

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

50506000 is a wasteful number, since it uses less digits than its factorization.

50506000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25276 (or 25260 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 50506000 is about 7106.7573477642. The cubic root of 50506000 is about 369.6417277026.

Adding to 50506000 its reverse (60505), we get a palindrome (50566505).

The spelling of 50506000 in words is "fifty million, five hundred six thousand".