50938149 has 4 divisors (see below), whose sum is σ = 67917536. Its totient is φ = 33958764.

The previous prime is 50938133. The next prime is 50938163. The reversal of 50938149 is 94183905.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 50938149 - 2⁴ = 50938133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50930149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8489689 + ... + 8489694.

It is an arithmetic number, because the mean of its divisors is an integer number (16979384).

Almost surely, 2^50938149 is an apocalyptic number.

It is an amenable number.

50938149 is a deficient number, since it is larger than the sum of its proper divisors (16979387).

50938149 is a wasteful number, since it uses less digits than its factorization.

50938149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16979386.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 50938149 is about 7137.0966786222. The cubic root of 50938149 is about 370.6930011906.

The spelling of 50938149 in words is "fifty million, nine hundred thirty-eight thousand, one hundred forty-nine".