47666375 has 16 divisors (see below), whose sum is σ = 61411584. Its totient is φ = 36900000.

The previous prime is 47666369. The next prime is 47666387. The reversal of 47666375 is 57366674.

It is not a de Polignac number, because 47666375 - 2¹⁴ = 47649991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2276 + ... + 10025.

It is an arithmetic number, because the mean of its divisors is an integer number (3838224).

Almost surely, 2^47666375 is an apocalyptic number.

47666375 is a deficient number, since it is larger than the sum of its proper divisors (13745209).

47666375 is a wasteful number, since it uses less digits than its factorization.

47666375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12347 (or 12337 counting only the distinct ones).

The product of its digits is 635040, while the sum is 44.

The square root of 47666375 is about 6904.0839363380. The cubic root of 47666375 is about 362.5801645934.

The spelling of 47666375 in words is "forty-seven million, six hundred sixty-six thousand, three hundred seventy-five".