3649230 has 48 divisors (see below), whose sum is σ = 10221120. Its totient is φ = 897984.

The previous prime is 3649229. The next prime is 3649241. The reversal of 3649230 is 329463.

It is a junction number, because it is equal to n+sod(n) for n = 3649194 and 3649203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390 + ... + 2729.

It is an arithmetic number, because the mean of its divisors is an integer number (212940).

Almost surely, 2^3649230 is an apocalyptic number.

3649230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3649230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5110560).

3649230 is an abundant number, since it is smaller than the sum of its proper divisors (6571890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3649230 is a wasteful number, since it uses less digits than its factorization.

3649230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145 (or 3142 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 3649230 is about 1910.2957886149. The cubic root of 3649230 is about 153.9573446826.

The spelling of 3649230 in words is "three million, six hundred forty-nine thousand, two hundred thirty".