50730500 has 48 divisors (see below), whose sum is σ = 111519408. Its totient is φ = 20160000.

The previous prime is 50730481. The next prime is 50730509. The reversal of 50730500 is 503705.

It can be written as a sum of positive squares in 8 ways, for example, as 27709696 + 23020804 = 5264^2 + 4798^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (50730509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120290 + ... + 120710.

It is an arithmetic number, because the mean of its divisors is an integer number (2323321).

Almost surely, 2^50730500 is an apocalyptic number.

50730500 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 50730500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55759704).

50730500 is an abundant number, since it is smaller than the sum of its proper divisors (60788908).

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

50730500 is a wasteful number, since it uses less digits than its factorization.

50730500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 525, while the sum is 20.

The square root of 50730500 is about 7122.5346612003. The cubic root of 50730500 is about 370.1886060582.

The spelling of 50730500 in words is "fifty million, seven hundred thirty thousand, five hundred".