50939438 has 16 divisors (see below), whose sum is σ = 83483136. Its totient is φ = 23118840.

The previous prime is 50939407. The next prime is 50939443. The reversal of 50939438 is 83493905.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 50939395 and 50939404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17645 + ... + 20327.

It is an arithmetic number, because the mean of its divisors is an integer number (5217696).

Almost surely, 2^50939438 is an apocalyptic number.

50939438 is a deficient number, since it is larger than the sum of its proper divisors (32543698).

50939438 is a wasteful number, since it uses less digits than its factorization.

50939438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 50939438 is about 7137.1869808770. The cubic root of 50939438 is about 370.6961279842.

The spelling of 50939438 in words is "fifty million, nine hundred thirty-nine thousand, four hundred thirty-eight".