50504621 has 4 divisors (see below), whose sum is σ = 51144000. Its totient is φ = 49865244.

The previous prime is 50504617. The next prime is 50504627. The reversal of 50504621 is 12640505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50504621 - 2² = 50504617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50504627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319571 + ... + 319728.

It is an arithmetic number, because the mean of its divisors is an integer number (12786000).

Almost surely, 2^50504621 is an apocalyptic number.

It is an amenable number.

50504621 is a deficient number, since it is larger than the sum of its proper divisors (639379).

50504621 is an equidigital number, since it uses as much as digits as its factorization.

50504621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639378.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 50504621 is about 7106.6603267639. The cubic root of 50504621 is about 369.6383634780.

The spelling of 50504621 in words is "fifty million, five hundred four thousand, six hundred twenty-one".