50020416 has 70 divisors (see below), whose sum is σ = 148291550. Its totient is φ = 16671744.

The previous prime is 50020387. The next prime is 50020433. The reversal of 50020416 is 61402005.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33177600 + 16842816 = 5760^2 + 4104^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 360 + ... + 10008.

Almost surely, 2^50020416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50020416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74145775).

50020416 is an abundant number, since it is smaller than the sum of its proper divisors (98271134).

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

50020416 is an equidigital number, since it uses as much as digits as its factorization.

50020416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9673 (or 9654 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 50020416 is about 7072.5112937344. The cubic root of 50020416 is about 368.4532851656.

The spelling of 50020416 in words is "fifty million, twenty thousand, four hundred sixteen".