50629961 has 4 divisors (see below), whose sum is σ = 53608212. Its totient is φ = 47651712.

The previous prime is 50629937. The next prime is 50629991. The reversal of 50629961 is 16992605.

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 36529936 + 14100025 = 6044^2 + 3755^2 .

It is a cyclic number.

It is not a de Polignac number, because 50629961 - 2⁶ = 50629897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50629921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1489100 + ... + 1489133.

It is an arithmetic number, because the mean of its divisors is an integer number (13402053).

Almost surely, 2^50629961 is an apocalyptic number.

It is an amenable number.

50629961 is a deficient number, since it is larger than the sum of its proper divisors (2978251).

50629961 is a wasteful number, since it uses less digits than its factorization.

50629961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978250.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 50629961 is about 7115.4733503822. The cubic root of 50629961 is about 369.9438945851.

The spelling of 50629961 in words is "fifty million, six hundred twenty-nine thousand, nine hundred sixty-one".