2320845 has 8 divisors (see below), whose sum is σ = 3713376. Its totient is φ = 1237776.

The previous prime is 2320837. The next prime is 2320847. The reversal of 2320845 is 5480232.

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

It is not a de Polignac number, because 2320845 - 2³ = 2320837 is a prime.

2320845 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320847) 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, 77347 + ... + 77376.

It is an arithmetic number, because the mean of its divisors is an integer number (464172).

2^2320845 is an apocalyptic number.

It is an amenable number.

2320845 is a deficient number, since it is larger than the sum of its proper divisors (1392531).

2320845 is a wasteful number, since it uses less digits than its factorization.

2320845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154731.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2320845 is about 1523.4319807592. The cubic root of 2320845 is about 132.3981892640.

The spelling of 2320845 in words is "two million, three hundred twenty thousand, eight hundred forty-five".