50000403 has 8 divisors (see below), whose sum is σ = 66882816. Its totient is φ = 33225800.

The previous prime is 50000399. The next prime is 50000429. The reversal of 50000403 is 30400005.

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

It is a cyclic number.

It is not a de Polignac number, because 50000403 - 2² = 50000399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50007403) 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, 25863 + ... + 27728.

It is an arithmetic number, because the mean of its divisors is an integer number (8360352).

Almost surely, 2^50000403 is an apocalyptic number.

50000403 is a deficient number, since it is larger than the sum of its proper divisors (16882413).

50000403 is a wasteful number, since it uses less digits than its factorization.

50000403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53905.

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 50000403 is about 7071.0963082113. The cubic root of 50000403 is about 368.4041396378.

Adding to 50000403 its reverse (30400005), we get a palindrome (80400408).

It can be divided in two parts, 50000 and 403, that added together give a triangular number (50403 = T₃₁₇).

The spelling of 50000403 in words is "fifty million, four hundred three", and thus it is an aban number.