2345965 has 4 divisors (see below), whose sum is σ = 2815164. Its totient is φ = 1876768.

The previous prime is 2345963. The next prime is 2345969. The reversal of 2345965 is 5695432.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1726596 + 619369 = 1314^2 + 787^2 .

It is a cyclic number.

It is not a de Polignac number, because 2345965 - 2¹ = 2345963 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2345965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345963) 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, 234592 + ... + 234601.

It is an arithmetic number, because the mean of its divisors is an integer number (703791).

2^2345965 is an apocalyptic number.

It is an amenable number.

2345965 is a deficient number, since it is larger than the sum of its proper divisors (469199).

2345965 is an equidigital number, since it uses as much as digits as its factorization.

2345965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469198.

The product of its digits is 32400, while the sum is 34.

The square root of 2345965 is about 1531.6543343718. The cubic root of 2345965 is about 132.8741531056.

The spelling of 2345965 in words is "two million, three hundred forty-five thousand, nine hundred sixty-five".