3628465 has 8 divisors (see below), whose sum is σ = 4414248. Its totient is φ = 2862720.

The previous prime is 3628453. The next prime is 3628481. The reversal of 3628465 is 5648263.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3249 + 3625216 = 57^2 + 1904^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3628465 - 2⁷ = 3628337 is a prime.

It is a super-3 number, since 3×3628465³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

3628465 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3628465.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4606 + ... + 5335.

It is an arithmetic number, because the mean of its divisors is an integer number (551781).

Almost surely, 2^3628465 is an apocalyptic number.

It is an amenable number.

3628465 is a deficient number, since it is larger than the sum of its proper divisors (785783).

3628465 is an equidigital number, since it uses as much as digits as its factorization.

3628465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10019.

The product of its digits is 34560, while the sum is 34.

The square root of 3628465 is about 1904.8530127020. The cubic root of 3628465 is about 153.6647708829.

The spelling of 3628465 in words is "three million, six hundred twenty-eight thousand, four hundred sixty-five".