47766985 has 8 divisors (see below), whose sum is σ = 65509056. Its totient is φ = 32754480.

The previous prime is 47766977. The next prime is 47766989. The reversal of 47766985 is 58966774.

It is a happy number.

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

It is not a de Polignac number, because 47766985 - 2³ = 47766977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47766989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682351 + ... + 682420.

It is an arithmetic number, because the mean of its divisors is an integer number (8188632).

Almost surely, 2^47766985 is an apocalyptic number.

It is an amenable number.

47766985 is a deficient number, since it is larger than the sum of its proper divisors (17742071).

47766985 is a wasteful number, since it uses less digits than its factorization.

47766985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364783.

The product of its digits is 2540160, while the sum is 52.

The square root of 47766985 is about 6911.3663627390. The cubic root of 47766985 is about 362.8350861164.

The spelling of 47766985 in words is "forty-seven million, seven hundred sixty-six thousand, nine hundred eighty-five".