50420216 has 72 divisors (see below), whose sum is σ = 120992760. Its totient is φ = 19625760.

The previous prime is 50420213. The next prime is 50420267. The reversal of 50420216 is 61202405.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50420213) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 46901 + ... + 47963.

It is an arithmetic number, because the mean of its divisors is an integer number (1680455).

Almost surely, 2^50420216 is an apocalyptic number.

50420216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50420216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60496380).

50420216 is an abundant number, since it is smaller than the sum of its proper divisors (70572544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50420216 is a wasteful number, since it uses less digits than its factorization.

50420216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105 (or 1083 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 50420216 is about 7100.7194001735. The cubic root of 50420216 is about 369.4323313562.

It can be divided in two parts, 504 and 20216, that multiplied together give a square (10188864 = 3192²).

The spelling of 50420216 in words is "fifty million, four hundred twenty thousand, two hundred sixteen".