2945323 has 4 divisors (see below), whose sum is σ = 3100360. Its totient is φ = 2790288.

The previous prime is 2945321. The next prime is 2945333. The reversal of 2945323 is 3235492.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2945323 - 2¹ = 2945321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2945291 and 2945300.

It is not an unprimeable number, because it can be changed into a prime (2945321) 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, 77490 + ... + 77527.

It is an arithmetic number, because the mean of its divisors is an integer number (775090).

2^2945323 is an apocalyptic number.

2945323 is a deficient number, since it is larger than the sum of its proper divisors (155037).

2945323 is a wasteful number, since it uses less digits than its factorization.

2945323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155036.

The product of its digits is 6480, while the sum is 28.

The square root of 2945323 is about 1716.1943363151. The cubic root of 2945323 is about 143.3433807031.

The spelling of 2945323 in words is "two million, nine hundred forty-five thousand, three hundred twenty-three".