50420505 has 8 divisors (see below), whose sum is σ = 80672832. Its totient is φ = 26890928.

The previous prime is 50420483. The next prime is 50420551. The reversal of 50420505 is 50502405.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50420505 - 2⁶ = 50420441 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1680669 + ... + 1680698.

It is an arithmetic number, because the mean of its divisors is an integer number (10084104).

Almost surely, 2^50420505 is an apocalyptic number.

It is an amenable number.

50420505 is a deficient number, since it is larger than the sum of its proper divisors (30252327).

50420505 is a wasteful number, since it uses less digits than its factorization.

50420505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361375.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 50420505 is about 7100.7397501950. The cubic root of 50420505 is about 369.4330371957.

The spelling of 50420505 in words is "fifty million, four hundred twenty thousand, five hundred five".