50406361 has 4 divisors (see below), whose sum is σ = 50458932. Its totient is φ = 50353792.

The previous prime is 50406353. The next prime is 50406371. The reversal of 50406361 is 16360405.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49070025 + 1336336 = 7005^2 + 1156^2 .

It is a cyclic number.

It is not a de Polignac number, because 50406361 - 2³ = 50406353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50406331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24820 + ... + 26773.

It is an arithmetic number, because the mean of its divisors is an integer number (12614733).

Almost surely, 2^50406361 is an apocalyptic number.

It is an amenable number.

50406361 is a deficient number, since it is larger than the sum of its proper divisors (52571).

50406361 is an equidigital number, since it uses as much as digits as its factorization.

50406361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52570.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 50406361 is about 7099.7437277693. The cubic root of 50406361 is about 369.3984894156.

Adding to 50406361 its reverse (16360405), we get a palindrome (66766766).

The spelling of 50406361 in words is "fifty million, four hundred six thousand, three hundred sixty-one".