50548278 has 32 divisors (see below), whose sum is σ = 111393792. Its totient is φ = 15164000.

The previous prime is 50548271. The next prime is 50548283. The reversal of 50548278 is 87284505.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50548271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2875 + ... + 10457.

It is an arithmetic number, because the mean of its divisors is an integer number (3481056).

Almost surely, 2^50548278 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50548278, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55696896).

50548278 is an abundant number, since it is smaller than the sum of its proper divisors (60845514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50548278 is a wasteful number, since it uses less digits than its factorization.

50548278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7700.

The product of its (nonzero) digits is 89600, while the sum is 39.

The square root of 50548278 is about 7109.7312185483. The cubic root of 50548278 is about 369.7448399031.

The spelling of 50548278 in words is "fifty million, five hundred forty-eight thousand, two hundred seventy-eight".