2356946 has 8 divisors (see below), whose sum is σ = 3657420. Its totient is φ = 1137808.

The previous prime is 2356943. The next prime is 2356973. The reversal of 2356946 is 6496532.

It can be written as a sum of positive squares in 2 ways, for example, as 2070721 + 286225 = 1439^2 + 535^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2356943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20261 + ... + 20376.

2^2356946 is an apocalyptic number.

2356946 is a deficient number, since it is larger than the sum of its proper divisors (1300474).

2356946 is a wasteful number, since it uses less digits than its factorization.

2356946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40668.

The product of its digits is 38880, while the sum is 35.

The square root of 2356946 is about 1535.2348354568. The cubic root of 2356946 is about 133.0811497153.

The spelling of 2356946 in words is "two million, three hundred fifty-six thousand, nine hundred forty-six".