50340521 has 16 divisors (see below), whose sum is σ = 63393408. Its totient is φ = 38832000.

The previous prime is 50340509. The next prime is 50340541. The reversal of 50340521 is 12504305.

It is a cyclic number.

It is not a de Polignac number, because 50340521 - 2⁶ = 50340457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50340493 and 50340502.

It is not an unprimeable number, because it can be changed into a prime (50340541) 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, 4541 + ... + 11013.

It is an arithmetic number, because the mean of its divisors is an integer number (3962088).

Almost surely, 2^50340521 is an apocalyptic number.

It is an amenable number.

50340521 is a deficient number, since it is larger than the sum of its proper divisors (13052887).

50340521 is a wasteful number, since it uses less digits than its factorization.

50340521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6592.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 50340521 is about 7095.1054255733. The cubic root of 50340521 is about 369.2375851629.

Adding to 50340521 its reverse (12504305), we get a palindrome (62844826).

The spelling of 50340521 in words is "fifty million, three hundred forty thousand, five hundred twenty-one".