50499993 has 4 divisors (see below), whose sum is σ = 67333328. Its totient is φ = 33666660.

The previous prime is 50499989. The next prime is 50500001. The reversal of 50499993 is 39999405.

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 50499993 - 2² = 50499989 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50499923) 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, 8416663 + ... + 8416668.

It is an arithmetic number, because the mean of its divisors is an integer number (16833332).

Almost surely, 2^50499993 is an apocalyptic number.

It is an amenable number.

50499993 is a deficient number, since it is larger than the sum of its proper divisors (16833335).

50499993 is a wasteful number, since it uses less digits than its factorization.

50499993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16833334.

The product of its (nonzero) digits is 393660, while the sum is 48.

The square root of 50499993 is about 7106.3347092576. The cubic root of 50499993 is about 369.6270725072.

The spelling of 50499993 in words is "fifty million, four hundred ninety-nine thousand, nine hundred ninety-three".