47473361 has 4 divisors (see below), whose sum is σ = 51125172. Its totient is φ = 43821552.

The previous prime is 47473339. The next prime is 47473373. The reversal of 47473361 is 16337474.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17977600 + 29495761 = 4240^2 + 5431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47473361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (47473861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1825886 + ... + 1825911.

It is an arithmetic number, because the mean of its divisors is an integer number (12781293).

Almost surely, 2^47473361 is an apocalyptic number.

It is an amenable number.

47473361 is a deficient number, since it is larger than the sum of its proper divisors (3651811).

47473361 is a wasteful number, since it uses less digits than its factorization.

47473361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3651810.

The product of its digits is 42336, while the sum is 35.

The square root of 47473361 is about 6890.0915088263. The cubic root of 47473361 is about 362.0901076016.

The spelling of 47473361 in words is "forty-seven million, four hundred seventy-three thousand, three hundred sixty-one".