47474 has 8 divisors (see below), whose sum is σ = 81408. Its totient is φ = 20340.

The previous prime is 47459. The next prime is 47491.

47474 is nontrivially palindromic in base 10.

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

It is an alternating number because its digits alternate between even and odd.

47474 is an undulating number in base 10.

It is a Curzon number.

It is a nialpdrome in base 16.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 47474.

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, 1682 + ... + 1709.

It is an arithmetic number, because the mean of its divisors is an integer number (10176).

2⁴⁷⁴⁷⁴ is an apocalyptic number.

47474 is a deficient number, since it is larger than the sum of its proper divisors (33934).

47474 is a wasteful number, since it uses less digits than its factorization.

47474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400.

The product of its digits is 3136, while the sum is 26.

The square root of 47474 is about 217.8852909216. The cubic root of 47474 is about 36.2091732194.

The spelling of 47474 in words is "forty-seven thousand, four hundred seventy-four", and thus it is an iban number.