2345128 has 16 divisors (see below), whose sum is σ = 4413780. Its totient is φ = 1168128.

The previous prime is 2345117. The next prime is 2345129. The reversal of 2345128 is 8215432.

It can be written as a sum of positive squares in 2 ways, for example, as 2304324 + 40804 = 1518^2 + 202^2 .

It is not an unprimeable number, because it can be changed into a prime (2345129) 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, 3126 + ... + 3802.

2^2345128 is an apocalyptic number.

It is an amenable number.

2345128 is a deficient number, since it is larger than the sum of its proper divisors (2068652).

2345128 is a wasteful number, since it uses less digits than its factorization.

2345128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116 (or 1112 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 2345128 is about 1531.3810760226. The cubic root of 2345128 is about 132.8583488210.

The spelling of 2345128 in words is "two million, three hundred forty-five thousand, one hundred twenty-eight".