50505042 has 16 divisors (see below), whose sum is σ = 115440192. Its totient is φ = 14430000.

The previous prime is 50505023. The next prime is 50505043. The reversal of 50505042 is 24050505.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (50505043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601209 + ... + 601292.

It is an arithmetic number, because the mean of its divisors is an integer number (7215012).

Almost surely, 2^50505042 is an apocalyptic number.

50505042 is an abundant number, since it is smaller than the sum of its proper divisors (64935150).

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

50505042 is a wasteful number, since it uses less digits than its factorization.

50505042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202513.

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

The square root of 50505042 is about 7106.6899468036. The cubic root of 50505042 is about 369.6393905610.

Adding to 50505042 its reverse (24050505), we get a palindrome (74555547).

The spelling of 50505042 in words is "fifty million, five hundred five thousand, forty-two".