50530394 has 4 divisors (see below), whose sum is σ = 75795594. Its totient is φ = 25265196.

The previous prime is 50530393. The next prime is 50530399. The reversal of 50530394 is 49303505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27615025 + 22915369 = 5255^2 + 4787^2 .

It is not an unprimeable number, because it can be changed into a prime (50530393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12632597 + ... + 12632600.

Almost surely, 2^50530394 is an apocalyptic number.

50530394 is a deficient number, since it is larger than the sum of its proper divisors (25265200).

50530394 is a wasteful number, since it uses less digits than its factorization.

50530394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25265199.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 50530394 is about 7108.4733944779. The cubic root of 50530394 is about 369.7012294712.

Adding to 50530394 its reverse (49303505), we get a palindrome (99833899).

The spelling of 50530394 in words is "fifty million, five hundred thirty thousand, three hundred ninety-four".