50478066 has 40 divisors (see below), whose sum is σ = 119768220. Its totient is φ = 15835392.

The previous prime is 50478059. The next prime is 50478073. The reversal of 50478066 is 66087405.

It is a happy number.

50478066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (50478059) and next prime (50478073).

It can be written as a sum of positive squares in 2 ways, for example, as 49406841 + 1071225 = 7029^2 + 1035^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 50478066.

It is an unprimeable number.

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 in 19 ways as a sum of consecutive naturals, for example, 6411 + ... + 11918.

Almost surely, 2^50478066 is an apocalyptic number.

50478066 is an abundant number, since it is smaller than the sum of its proper divisors (69290154).

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

50478066 is a wasteful number, since it uses less digits than its factorization.

50478066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18360 (or 18351 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 50478066 is about 7104.7917633102. The cubic root of 50478066 is about 369.5735676408.

The spelling of 50478066 in words is "fifty million, four hundred seventy-eight thousand, sixty-six".