50045878 has 4 divisors (see below), whose sum is σ = 75068820. Its totient is φ = 25022938.

The previous prime is 50045839. The next prime is 50045881. The reversal of 50045878 is 87854005.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12511468 + ... + 12511471.

It is an arithmetic number, because the mean of its divisors is an integer number (18767205).

Almost surely, 2^50045878 is an apocalyptic number.

50045878 is a deficient number, since it is larger than the sum of its proper divisors (25022942).

50045878 is a wasteful number, since it uses less digits than its factorization.

50045878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25022941.

The product of its (nonzero) digits is 44800, while the sum is 37.

The square root of 50045878 is about 7074.3111325415. The cubic root of 50045878 is about 368.5157927503.

The spelling of 50045878 in words is "fifty million, forty-five thousand, eight hundred seventy-eight".