47406173 has 4 divisors (see below), whose sum is σ = 47422908. Its totient is φ = 47389440.

The previous prime is 47406157. The next prime is 47406187. The reversal of 47406173 is 37160474.

It is a happy number.

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 1951609 + 45454564 = 1397^2 + 6742^2 .

It is a cyclic number.

It is not a de Polignac number, because 47406173 - 2⁴ = 47406157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47406103) 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, 2948 + ... + 10173.

It is an arithmetic number, because the mean of its divisors is an integer number (11855727).

Almost surely, 2^47406173 is an apocalyptic number.

It is an amenable number.

47406173 is a deficient number, since it is larger than the sum of its proper divisors (16735).

47406173 is a wasteful number, since it uses less digits than its factorization.

47406173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16734.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 47406173 is about 6885.2140852700. The cubic root of 47406173 is about 361.9192075734.

The spelling of 47406173 in words is "forty-seven million, four hundred six thousand, one hundred seventy-three".