50631042 has 64 divisors (see below), whose sum is σ = 130636800. Its totient is φ = 12694080.

The previous prime is 50631011. The next prime is 50631043. The reversal of 50631042 is 24013605.

It is a happy number.

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 (50631043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11509 + ... + 15287.

It is an arithmetic number, because the mean of its divisors is an integer number (2041200).

Almost surely, 2^50631042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50631042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65318400).

50631042 is an abundant number, since it is smaller than the sum of its proper divisors (80005758).

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

50631042 is a wasteful number, since it uses less digits than its factorization.

50631042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3831.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 50631042 is about 7115.5493111917. The cubic root of 50631042 is about 369.9465274563.

Adding to 50631042 its reverse (24013605), we get a palindrome (74644647).

It can be divided in two parts, 5063 and 1042, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 50631042 in words is "fifty million, six hundred thirty-one thousand, forty-two".