47334218 has 4 divisors (see below), whose sum is σ = 71001330. Its totient is φ = 23667108.

The previous prime is 47334197. The next prime is 47334229. The reversal of 47334218 is 81243374.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32069569 + 15264649 = 5663^2 + 3907^2 .

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 as a sum of consecutive naturals, namely, 11833553 + ... + 11833556.

Almost surely, 2^47334218 is an apocalyptic number.

47334218 is a deficient number, since it is larger than the sum of its proper divisors (23667112).

47334218 is a wasteful number, since it uses less digits than its factorization.

47334218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23667111.

The product of its digits is 16128, while the sum is 32.

The square root of 47334218 is about 6879.9867732431. The cubic root of 47334218 is about 361.7360029971.

The spelling of 47334218 in words is "forty-seven million, three hundred thirty-four thousand, two hundred eighteen".