50053729 has 8 divisors (see below), whose sum is σ = 57816288. Its totient is φ = 42826560.

The previous prime is 50053723. The next prime is 50053753. The reversal of 50053729 is 92735005.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50053729 - 2⁵ = 50053697 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50053729.

It is not an unprimeable number, because it can be changed into a prime (50053723) 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, 133647 + ... + 134020.

It is an arithmetic number, because the mean of its divisors is an integer number (7227036).

Almost surely, 2^50053729 is an apocalyptic number.

It is an amenable number.

50053729 is a deficient number, since it is larger than the sum of its proper divisors (7762559).

50053729 is a wasteful number, since it uses less digits than its factorization.

50053729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267695.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 50053729 is about 7074.8660057983. The cubic root of 50053729 is about 368.5350621775.

The spelling of 50053729 in words is "fifty million, fifty-three thousand, seven hundred twenty-nine".