3648229 has 8 divisors (see below), whose sum is σ = 4064760. Its totient is φ = 3251136.

The previous prime is 3648179. The next prime is 3648241. The reversal of 3648229 is 9228463.

It can be written as a sum of positive squares in 4 ways, for example, as 324900 + 3323329 = 570^2 + 1823^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3648229 - 2⁷ = 3648101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3648194 and 3648203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4462 + ... + 5215.

It is an arithmetic number, because the mean of its divisors is an integer number (508095).

Almost surely, 2^3648229 is an apocalyptic number.

It is an amenable number.

3648229 is a deficient number, since it is larger than the sum of its proper divisors (416531).

3648229 is a wasteful number, since it uses less digits than its factorization.

3648229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9719.

The product of its digits is 20736, while the sum is 34.

The square root of 3648229 is about 1910.0337693350. The cubic root of 3648229 is about 153.9432663341.

The spelling of 3648229 in words is "three million, six hundred forty-eight thousand, two hundred twenty-nine".