50330403 has 12 divisors (see below), whose sum is σ = 75392408. Its totient is φ = 33553440.

The previous prime is 50330389. The next prime is 50330419. The reversal of 50330403 is 30403305.

It is a happy number.

It is not a de Polignac number, because 50330403 - 2²² = 46136099 is a prime.

It is a super-2 number, since 2×50330403² = 5066298932284818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50330303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103318 + ... + 103803.

Almost surely, 2^50330403 is an apocalyptic number.

50330403 is a deficient number, since it is larger than the sum of its proper divisors (25062005).

50330403 is an equidigital number, since it uses as much as digits as its factorization.

50330403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207136 (or 207124 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 50330403 is about 7094.3923629864. The cubic root of 50330403 is about 369.2128456744.

Adding to 50330403 its reverse (30403305), we get a palindrome (80733708).

The spelling of 50330403 in words is "fifty million, three hundred thirty thousand, four hundred three".