2023465 has 4 divisors (see below), whose sum is σ = 2428164. Its totient is φ = 1618768.

The previous prime is 2023453. The next prime is 2023501. The reversal of 2023465 is 5643202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5643202 = 2 ⋅2821601.

It can be written as a sum of positive squares in 2 ways, for example, as 958441 + 1065024 = 979^2 + 1032^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023465 - 2⁵ = 2023433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202342 + ... + 202351.

It is an arithmetic number, because the mean of its divisors is an integer number (607041).

2^2023465 is an apocalyptic number.

It is an amenable number.

2023465 is a deficient number, since it is larger than the sum of its proper divisors (404699).

2023465 is an equidigital number, since it uses as much as digits as its factorization.

2023465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404698.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2023465 is about 1422.4855008048. The cubic root of 2023465 is about 126.4829245753.

Adding to 2023465 its reverse (5643202), we get a palindrome (7666667).

The spelling of 2023465 in words is "two million, twenty-three thousand, four hundred sixty-five".