2309146 has 16 divisors (see below), whose sum is σ = 4167360. Its totient is φ = 937440.

The previous prime is 2309129. The next prime is 2309147. The reversal of 2309146 is 6419032.

It is a self number, because there is not a number n which added to its sum of digits gives 2309146.

It is not an unprimeable number, because it can be changed into a prime (2309147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4075 + ... + 4606.

It is an arithmetic number, because the mean of its divisors is an integer number (260460).

2^2309146 is an apocalyptic number.

2309146 is a deficient number, since it is larger than the sum of its proper divisors (1858214).

2309146 is a wasteful number, since it uses less digits than its factorization.

2309146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8709.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2309146 is about 1519.5874440124. The cubic root of 2309146 is about 132.1753485375.

The spelling of 2309146 in words is "two million, three hundred nine thousand, one hundred forty-six".