50345321 has 16 divisors (see below), whose sum is σ = 56977536. Its totient is φ = 44136576.

The previous prime is 50345293. The next prime is 50345353. The reversal of 50345321 is 12354305.

It is a cyclic number.

It is not a de Polignac number, because 50345321 - 2⁶ = 50345257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50345371) 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, 48221 + ... + 49253.

It is an arithmetic number, because the mean of its divisors is an integer number (3561096).

Almost surely, 2^50345321 is an apocalyptic number.

It is an amenable number.

50345321 is a deficient number, since it is larger than the sum of its proper divisors (6632215).

50345321 is a wasteful number, since it uses less digits than its factorization.

50345321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 50345321 is about 7095.4436788689. The cubic root of 50345321 is about 369.2493204677.

Adding to 50345321 its reverse (12354305), we get a palindrome (62699626).

The spelling of 50345321 in words is "fifty million, three hundred forty-five thousand, three hundred twenty-one".