2046309 has 8 divisors (see below), whose sum is σ = 2735040. Its totient is φ = 1360896.

The previous prime is 2046299. The next prime is 2046311. The reversal of 2046309 is 9036402.

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

It is not a de Polignac number, because 2046309 - 2⁴ = 2046293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2046349) 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 7 ways as a sum of consecutive naturals, for example, 1864 + ... + 2750.

It is an arithmetic number, because the mean of its divisors is an integer number (341880).

2^2046309 is an apocalyptic number.

It is an amenable number.

2046309 is a deficient number, since it is larger than the sum of its proper divisors (688731).

2046309 is an equidigital number, since it uses as much as digits as its factorization.

2046309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2046309 is about 1430.4925725078. The cubic root of 2046309 is about 126.9571227732.

The spelling of 2046309 in words is "two million, forty-six thousand, three hundred nine".