50440130 has 32 divisors (see below), whose sum is σ = 98751744. Its totient is φ = 18438336.

The previous prime is 50440129. The next prime is 50440133. The reversal of 50440130 is 3104405.

It is a junction number, because it is equal to n+sod(n) for n = 50440099 and 50440108.

It is not an unprimeable number, because it can be changed into a prime (50440133) 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 15 ways as a sum of consecutive naturals, for example, 11507 + ... + 15273.

It is an arithmetic number, because the mean of its divisors is an integer number (3085992).

Almost surely, 2^50440130 is an apocalyptic number.

50440130 is a deficient number, since it is larger than the sum of its proper divisors (48311614).

50440130 is a wasteful number, since it uses less digits than its factorization.

50440130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3890.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 50440130 is about 7102.1215140266. The cubic root of 50440130 is about 369.4809620291.

Adding to 50440130 its reverse (3104405), we get a palindrome (53544535).

The spelling of 50440130 in words is "fifty million, four hundred forty thousand, one hundred thirty".