50649307 has 16 divisors (see below), whose sum is σ = 56777760. Its totient is φ = 44900352.

The previous prime is 50649293. The next prime is 50649331. The reversal of 50649307 is 70394605.

50649307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50649307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50649367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74923 + ... + 75595.

It is an arithmetic number, because the mean of its divisors is an integer number (3548610).

Almost surely, 2^50649307 is an apocalyptic number.

50649307 is a deficient number, since it is larger than the sum of its proper divisors (6128453).

50649307 is a wasteful number, since it uses less digits than its factorization.

50649307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 50649307 is about 7116.8326522407. The cubic root of 50649307 is about 369.9910078165.

The spelling of 50649307 in words is "fifty million, six hundred forty-nine thousand, three hundred seven".