47277078 has 8 divisors (see below), whose sum is σ = 94554168. Its totient is φ = 15759024.

The previous prime is 47277031. The next prime is 47277089. The reversal of 47277078 is 87077274.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

47277078 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3939751 + ... + 3939762.

It is an arithmetic number, because the mean of its divisors is an integer number (11819271).

Almost surely, 2^47277078 is an apocalyptic number.

47277078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

47277078 is a wasteful number, since it uses less digits than its factorization.

47277078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7879518.

The product of its (nonzero) digits is 153664, while the sum is 42.

The square root of 47277078 is about 6875.8328950026. The cubic root of 47277078 is about 361.5903865781.

The spelling of 47277078 in words is "forty-seven million, two hundred seventy-seven thousand, seventy-eight".