50388685 has 8 divisors (see below), whose sum is σ = 61146360. Its totient is φ = 39857664.

The previous prime is 50388677. The next prime is 50388727. The reversal of 50388685 is 58688305.

50388685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1542564 + 48846121 = 1242^2 + 6989^2 .

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 50388685 - 2³ = 50388677 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 56172 + ... + 57061.

It is an arithmetic number, because the mean of its divisors is an integer number (7643295).

Almost surely, 2^50388685 is an apocalyptic number.

It is an amenable number.

50388685 is a deficient number, since it is larger than the sum of its proper divisors (10757675).

50388685 is a wasteful number, since it uses less digits than its factorization.

50388685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113327.

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 50388685 is about 7098.4987849545. The cubic root of 50388685 is about 369.3553053746.

The spelling of 50388685 in words is "fifty million, three hundred eighty-eight thousand, six hundred eighty-five".