3609248 has 36 divisors (see below), whose sum is σ = 7394058. Its totient is φ = 1733760.

The previous prime is 3609241. The next prime is 3609251. The reversal of 3609248 is 8429063.

It can be written as a sum of positive squares in only one way, i.e., 3579664 + 29584 = 1892^2 + 172^2 .

It is a super-2 number, since 2×3609248² = 26053342251008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (3609241) 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, 59138 + ... + 59198.

Almost surely, 2^3609248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3609248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3697029).

3609248 is an abundant number, since it is smaller than the sum of its proper divisors (3784810).

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

3609248 is an equidigital number, since it uses as much as digits as its factorization.

3609248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 3609248 is about 1899.8020949562. The cubic root of 3609248 is about 153.3930118463.

The spelling of 3609248 in words is "three million, six hundred nine thousand, two hundred forty-eight".