2147306 has 8 divisors (see below), whose sum is σ = 3681120. Its totient is φ = 920268.

The previous prime is 2147297. The next prime is 2147309. The reversal of 2147306 is 6037412.

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

It is a super-2 number, since 2×2147306² = 9221846115272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2147309) 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, 76676 + ... + 76703.

It is an arithmetic number, because the mean of its divisors is an integer number (460140).

2^2147306 is an apocalyptic number.

2147306 is a deficient number, since it is larger than the sum of its proper divisors (1533814).

2147306 is a wasteful number, since it uses less digits than its factorization.

2147306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153388.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2147306 is about 1465.3688955345. The cubic root of 2147306 is about 129.0123578490.

The spelling of 2147306 in words is "two million, one hundred forty-seven thousand, three hundred six".