50978833 has 4 divisors (see below), whose sum is σ = 53195328. Its totient is φ = 48762340.

The previous prime is 50978819. The next prime is 50978857. The reversal of 50978833 is 33887905.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50978833 - 2⁹ = 50978321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50978833.

It is not an unprimeable number, because it can be changed into a prime (50978813) 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, 1108213 + ... + 1108258.

It is an arithmetic number, because the mean of its divisors is an integer number (13298832).

Almost surely, 2^50978833 is an apocalyptic number.

It is an amenable number.

50978833 is a deficient number, since it is larger than the sum of its proper divisors (2216495).

50978833 is a wasteful number, since it uses less digits than its factorization.

50978833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216494.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 50978833 is about 7139.9462883134. The cubic root of 50978833 is about 370.7916650344.

The spelling of 50978833 in words is "fifty million, nine hundred seventy-eight thousand, eight hundred thirty-three".