2947346 has 8 divisors (see below), whose sum is σ = 4540620. Its totient is φ = 1433808.

The previous prime is 2947339. The next prime is 2947363. The reversal of 2947346 is 6437492.

2947346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2283121 + 664225 = 1511^2 + 815^2 .

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

It is an Ulam number.

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 in 3 ways as a sum of consecutive naturals, for example, 19841 + ... + 19988.

2^2947346 is an apocalyptic number.

2947346 is a deficient number, since it is larger than the sum of its proper divisors (1593274).

2947346 is a wasteful number, since it uses less digits than its factorization.

2947346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39868.

The product of its digits is 36288, while the sum is 35.

The square root of 2947346 is about 1716.7836206115. The cubic root of 2947346 is about 143.3761917386.

The spelling of 2947346 in words is "two million, nine hundred forty-seven thousand, three hundred forty-six".