4345369 has 6 divisors (see below), whose sum is σ = 5054874. Its totient is φ = 3724560.

The previous prime is 4345361. The next prime is 4345373. The reversal of 4345369 is 9635434.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2286144 + 2059225 = 1512^2 + 1435^2 .

It is not a de Polignac number, because 4345369 - 2³ = 4345361 is a prime.

It is a super-2 number, since 2×4345369² = 37764463492322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4345361) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44292 + ... + 44389.

It is an arithmetic number, because the mean of its divisors is an integer number (842479).

Almost surely, 2^4345369 is an apocalyptic number.

4345369 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4345369 is a deficient number, since it is larger than the sum of its proper divisors (709505).

4345369 is an equidigital number, since it uses as much as digits as its factorization.

4345369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88695 (or 88688 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 4345369 is about 2084.5548685511. The cubic root of 4345369 is about 163.1832408019.

The spelling of 4345369 in words is "four million, three hundred forty-five thousand, three hundred sixty-nine".