50829129 has 12 divisors (see below), whose sum is σ = 79067716. Its totient is φ = 31279392.

The previous prime is 50829127. The next prime is 50829143. The reversal of 50829129 is 92192805.

50829129 is a `hidden beast` number, since 508 + 29 + 129 = 666.

50829129 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 2 ways, for example, as 8838729 + 41990400 = 2973^2 + 6480^2 .

It is not a de Polignac number, because 50829129 - 2¹ = 50829127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50829093 and 50829102.

It is not an unprimeable number, because it can be changed into a prime (50829127) 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 11 ways as a sum of consecutive naturals, for example, 217102 + ... + 217335.

Almost surely, 2^50829129 is an apocalyptic number.

It is an amenable number.

50829129 is a deficient number, since it is larger than the sum of its proper divisors (28238587).

50829129 is a wasteful number, since it uses less digits than its factorization.

50829129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434456 (or 434453 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 50829129 is about 7129.4550282613. The cubic root of 50829129 is about 370.4283546386.

The spelling of 50829129 in words is "fifty million, eight hundred twenty-nine thousand, one hundred twenty-nine".