50006149 has 2 divisors, whose sum is σ = 50006150. Its totient is φ = 50006148.

The previous prime is 50006147. The next prime is 50006207. The reversal of 50006149 is 94160005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41344900 + 8661249 = 6430^2 + 2943^2 .

It is a cyclic number.

It is not a de Polignac number, because 50006149 - 2¹ = 50006147 is a prime.

It is a super-2 number, since 2×50006149² = 5001229875620402, which contains 22 as substring.

Together with 50006147, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50006147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25003074 + 25003075.

It is an arithmetic number, because the mean of its divisors is an integer number (25003075).

Almost surely, 2^50006149 is an apocalyptic number.

It is an amenable number.

50006149 is a deficient number, since it is larger than the sum of its proper divisors (1).

50006149 is an equidigital number, since it uses as much as digits as its factorization.

50006149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 50006149 is about 7071.5025984581. The cubic root of 50006149 is about 368.4182513181.

The spelling of 50006149 in words is "fifty million, six thousand, one hundred forty-nine".