47222166 has 8 divisors (see below), whose sum is σ = 94444344. Its totient is φ = 15740720.

The previous prime is 47222159. The next prime is 47222221. The reversal of 47222166 is 66122274.

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

47222166 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3935175 + ... + 3935186.

It is an arithmetic number, because the mean of its divisors is an integer number (11805543).

Almost surely, 2^47222166 is an apocalyptic number.

47222166 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.

47222166 is a wasteful number, since it uses less digits than its factorization.

47222166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7870366.

The product of its digits is 8064, while the sum is 30.

The square root of 47222166 is about 6871.8386185940. The cubic root of 47222166 is about 361.4503374287.

The spelling of 47222166 in words is "forty-seven million, two hundred twenty-two thousand, one hundred sixty-six".