47772214 has 8 divisors (see below), whose sum is σ = 81895248. Its totient is φ = 20473800.

The previous prime is 47772191. The next prime is 47772233. The reversal of 47772214 is 41227774.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 47772214.

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, 1706137 + ... + 1706164.

It is an arithmetic number, because the mean of its divisors is an integer number (10236906).

Almost surely, 2^47772214 is an apocalyptic number.

47772214 is a deficient number, since it is larger than the sum of its proper divisors (34123034).

47772214 is a wasteful number, since it uses less digits than its factorization.

47772214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412310.

The product of its digits is 21952, while the sum is 34.

The square root of 47772214 is about 6911.7446422738. The cubic root of 47772214 is about 362.8483253543.

Adding to 47772214 its reverse (41227774), we get a palindrome (88999988).

The spelling of 47772214 in words is "forty-seven million, seven hundred seventy-two thousand, two hundred fourteen".