50521514 has 4 divisors (see below), whose sum is σ = 75782274. Its totient is φ = 25260756.

The previous prime is 50521487. The next prime is 50521529. The reversal of 50521514 is 41512505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41512505 = 5 ⋅8302501.

It can be written as a sum of positive squares in only one way, i.e., 25351225 + 25170289 = 5035^2 + 5017^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50521514.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12630377 + ... + 12630380.

Almost surely, 2^50521514 is an apocalyptic number.

50521514 is a deficient number, since it is larger than the sum of its proper divisors (25260760).

50521514 is a wasteful number, since it uses less digits than its factorization.

50521514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25260759.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 50521514 is about 7107.8487603494. The cubic root of 50521514 is about 369.6795716201.

Subtracting from 50521514 its reverse (41512505), we obtain a palindrome (9009009).

The spelling of 50521514 in words is "fifty million, five hundred twenty-one thousand, five hundred fourteen".