50491803 has 8 divisors (see below), whose sum is σ = 68327488. Its totient is φ = 33158664.

The previous prime is 50491801. The next prime is 50491829. The reversal of 50491803 is 30819405.

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

It is not a de Polignac number, because 50491803 - 2¹ = 50491801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50491801) 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, 125401 + ... + 125802.

It is an arithmetic number, because the mean of its divisors is an integer number (8540936).

Almost surely, 2^50491803 is an apocalyptic number.

50491803 is a deficient number, since it is larger than the sum of its proper divisors (17835685).

50491803 is a wasteful number, since it uses less digits than its factorization.

50491803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251273.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 50491803 is about 7105.7584394630. The cubic root of 50491803 is about 369.6070896042.

The spelling of 50491803 in words is "fifty million, four hundred ninety-one thousand, eight hundred three".