50453840 has 40 divisors (see below), whose sum is σ = 117611520. Its totient is φ = 20128896.

The previous prime is 50453839. The next prime is 50453849. The reversal of 50453840 is 4835405.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50453849) 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 7 ways as a sum of consecutive naturals, for example, 48041 + ... + 49079.

It is an arithmetic number, because the mean of its divisors is an integer number (2940288).

Almost surely, 2^50453840 is an apocalyptic number.

It is an amenable number.

50453840 is an abundant number, since it is smaller than the sum of its proper divisors (67157680).

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

50453840 is a wasteful number, since it uses less digits than its factorization.

50453840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659 (or 1653 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 50453840 is about 7103.0866529981. The cubic root of 50453840 is about 369.5144348817.

The spelling of 50453840 in words is "fifty million, four hundred fifty-three thousand, eight hundred forty".