50436140 has 12 divisors (see below), whose sum is σ = 105915936. Its totient is φ = 20174448.

The previous prime is 50436107. The next prime is 50436151. The reversal of 50436140 is 4163405.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1260884 + ... + 1260923.

It is an arithmetic number, because the mean of its divisors is an integer number (8826328).

Almost surely, 2^50436140 is an apocalyptic number.

It is an amenable number.

50436140 is an abundant number, since it is smaller than the sum of its proper divisors (55479796).

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

50436140 is a wasteful number, since it uses less digits than its factorization.

50436140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521816 (or 2521814 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 50436140 is about 7101.8406064907. The cubic root of 50436140 is about 369.4712193374.

Adding to 50436140 its reverse (4163405), we get a palindrome (54599545).

The spelling of 50436140 in words is "fifty million, four hundred thirty-six thousand, one hundred forty".