50827530 has 64 divisors (see below), whose sum is σ = 133902720. Its totient is φ = 12270336.

The previous prime is 50827499. The next prime is 50827537. The reversal of 50827530 is 3572805.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50827537) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19441 + ... + 21899.

It is an arithmetic number, because the mean of its divisors is an integer number (2092230).

Almost surely, 2^50827530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50827530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66951360).

50827530 is an abundant number, since it is smaller than the sum of its proper divisors (83075190).

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

50827530 is a wasteful number, since it uses less digits than its factorization.

50827530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 50827530 is about 7129.3428869707. The cubic root of 50827530 is about 370.4244702442.

The spelling of 50827530 in words is "fifty million, eight hundred twenty-seven thousand, five hundred thirty".