50420313 has 12 divisors (see below), whose sum is σ = 75527088. Its totient is φ = 33613380.

The previous prime is 50420303. The next prime is 50420323. The reversal of 50420313 is 31302405.

It is an interprime number because it is at equal distance from previous prime (50420303) and next prime (50420323).

It is not a de Polignac number, because 50420313 - 2⁸ = 50420057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50420303) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 103503 + ... + 103988.

It is an arithmetic number, because the mean of its divisors is an integer number (6293924).

Almost surely, 2^50420313 is an apocalyptic number.

It is an amenable number.

50420313 is a deficient number, since it is larger than the sum of its proper divisors (25106775).

50420313 is an equidigital number, since it uses as much as digits as its factorization.

50420313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207506 (or 207494 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 50420313 is about 7100.7262304640. The cubic root of 50420313 is about 369.4325682646.

Adding to 50420313 its reverse (31302405), we get a palindrome (81722718).

The spelling of 50420313 in words is "fifty million, four hundred twenty thousand, three hundred thirteen".