50739661 has 8 divisors (see below), whose sum is σ = 58057344. Its totient is φ = 43439280.

The previous prime is 50739629. The next prime is 50739677. The reversal of 50739661 is 16693705.

50739661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 50739661 - 2⁵ = 50739629 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 50739661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50739361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2736 + ... + 10438.

It is an arithmetic number, because the mean of its divisors is an integer number (7257168).

Almost surely, 2^50739661 is an apocalyptic number.

It is an amenable number.

50739661 is a deficient number, since it is larger than the sum of its proper divisors (7317683).

50739661 is an equidigital number, since it uses as much as digits as its factorization.

50739661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8651.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 50739661 is about 7123.1777318834. The cubic root of 50739661 is about 370.2108878131.

The spelling of 50739661 in words is "fifty million, seven hundred thirty-nine thousand, six hundred sixty-one".