50919 has 8 divisors (see below), whose sum is σ = 74112. Its totient is φ = 30840.

The previous prime is 50909. The next prime is 50923. The reversal of 50919 is 91905.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 50919 - 2¹¹ = 48871 is a prime.

It is a super-2 number, since 2×50919² = 5185489122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739 + ... + 804.

It is an arithmetic number, because the mean of its divisors is an integer number (9264).

2⁵⁰⁹¹⁹ is an apocalyptic number.

50919 is a deficient number, since it is larger than the sum of its proper divisors (23193).

50919 is a wasteful number, since it uses less digits than its factorization.

50919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557.

The product of its (nonzero) digits is 405, while the sum is 24.

The square root of 50919 is about 225.6523875345. The cubic root of 50919 is about 37.0646544261.

It can be divided in two parts, 509 and 19, that added together give a triangular number (528 = T₃₂).

The spelling of 50919 in words is "fifty thousand, nine hundred nineteen".