47278862 has 16 divisors (see below), whose sum is σ = 72585072. Its totient is φ = 23088000.

The previous prime is 47278849. The next prime is 47278871. The reversal of 47278862 is 26887274.

47278862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 25718 + ... + 27494.

It is an arithmetic number, because the mean of its divisors is an integer number (4536567).

Almost surely, 2^47278862 is an apocalyptic number.

47278862 is a deficient number, since it is larger than the sum of its proper divisors (25306210).

47278862 is a wasteful number, since it uses less digits than its factorization.

47278862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083.

The product of its digits is 301056, while the sum is 44.

The square root of 47278862 is about 6875.9626235168. The cubic root of 47278862 is about 361.5949347239.

The spelling of 47278862 in words is "forty-seven million, two hundred seventy-eight thousand, eight hundred sixty-two".