3366648 has 96 divisors (see below), whose sum is σ = 10108800. Its totient is φ = 1007424.

The previous prime is 3366647. The next prime is 3366659. The reversal of 3366648 is 8466633.

It is a super-2 number, since 2×3366648² = 22668637511808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 3⁴ + 3⁸ + 6 + 6⁸ + 6⁸ + 4⁴ + 8³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3366647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31411 + ... + 31517.

It is an arithmetic number, because the mean of its divisors is an integer number (105300).

Almost surely, 2^3366648 is an apocalyptic number.

3366648 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3366648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5054400).

3366648 is an abundant number, since it is smaller than the sum of its proper divisors (6742152).

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

3366648 is a wasteful number, since it uses less digits than its factorization.

3366648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 154 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 3366648 is about 1834.8427725557. The cubic root of 3366648 is about 149.8761644599.

The spelling of 3366648 in words is "three million, three hundred sixty-six thousand, six hundred forty-eight".