2947233 has 8 divisors (see below), whose sum is σ = 3937600. Its totient is φ = 1960848.

The previous prime is 2947213. The next prime is 2947249. The reversal of 2947233 is 3327492.

2947233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2947233 - 2⁶ = 2947169 is a prime.

It is a Duffinian number.

2947233 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2947233.

It is not an unprimeable number, because it can be changed into a prime (2947213) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2223 + ... + 3291.

It is an arithmetic number, because the mean of its divisors is an integer number (492200).

2^2947233 is an apocalyptic number.

It is an amenable number.

2947233 is a deficient number, since it is larger than the sum of its proper divisors (990367).

2947233 is a wasteful number, since it uses less digits than its factorization.

2947233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991.

The product of its digits is 9072, while the sum is 30.

The square root of 2947233 is about 1716.7507099168. The cubic root of 2947233 is about 143.3743593876.

The spelling of 2947233 in words is "two million, nine hundred forty-seven thousand, two hundred thirty-three".