50446530 has 64 divisors (see below), whose sum is σ = 135233280. Its totient is φ = 13381632.

The previous prime is 50446507. The next prime is 50446601. The reversal of 50446530 is 3564405.

50446530 is a `hidden beast` number, since 5 + 0 + 4 + 4 + 653 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50446494 and 50446503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69027 + ... + 69753.

It is an arithmetic number, because the mean of its divisors is an integer number (2113020).

Almost surely, 2^50446530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50446530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67616640).

50446530 is an abundant number, since it is smaller than the sum of its proper divisors (84786750).

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

50446530 is a wasteful number, since it uses less digits than its factorization.

50446530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 50446530 is about 7102.5720693281. The cubic root of 50446530 is about 369.4965883314.

The spelling of 50446530 in words is "fifty million, four hundred forty-six thousand, five hundred thirty".