50916825 has 36 divisors (see below), whose sum is σ = 95172480. Its totient is φ = 25972320.

The previous prime is 50916821. The next prime is 50916863. The reversal of 50916825 is 52861905.

It is a happy number.

It is not a de Polignac number, because 50916825 - 2² = 50916821 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50916825.

It is not an unprimeable number, because it can be changed into a prime (50916821) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 256 + ... + 10094.

It is an arithmetic number, because the mean of its divisors is an integer number (2643680).

Almost surely, 2^50916825 is an apocalyptic number.

It is an amenable number.

50916825 is a deficient number, since it is larger than the sum of its proper divisors (44255655).

50916825 is a wasteful number, since it uses less digits than its factorization.

50916825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9878 (or 9870 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 50916825 is about 7135.6026374792. The cubic root of 50916825 is about 370.6412668094.

The spelling of 50916825 in words is "fifty million, nine hundred sixteen thousand, eight hundred twenty-five".