50423278 has 4 divisors (see below), whose sum is σ = 75634920. Its totient is φ = 25211638.

The previous prime is 50423273. The next prime is 50423287. The reversal of 50423278 is 87232405.

50423278 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50423273) 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 as a sum of consecutive naturals, namely, 12605818 + ... + 12605821.

It is an arithmetic number, because the mean of its divisors is an integer number (18908730).

Almost surely, 2^50423278 is an apocalyptic number.

50423278 is a deficient number, since it is larger than the sum of its proper divisors (25211642).

50423278 is a wasteful number, since it uses less digits than its factorization.

50423278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25211641.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 50423278 is about 7100.9350088562. The cubic root of 50423278 is about 369.4398096985.

The spelling of 50423278 in words is "fifty million, four hundred twenty-three thousand, two hundred seventy-eight".