3390660 has 240 divisors, whose sum is σ = 13660416. Its totient is φ = 684288.

The previous prime is 3390649. The next prime is 3390661. The reversal of 3390660 is 660933.

3390660 = T₁₃ + T₁₄ + ... + T₂₇₂.

It is a super-3 number, since 3×3390660³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3390661) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 147409 + ... + 147431.

Almost surely, 2^3390660 is an apocalyptic number.

3390660 is a gapful number since it is divisible by the number (30) 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 3390660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6830208).

3390660 is an abundant number, since it is smaller than the sum of its proper divisors (10269756).

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

3390660 is a wasteful number, since it uses less digits than its factorization.

3390660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 3390660 is about 1841.3744866268. The cubic root of 3390660 is about 150.2316420955.

The spelling of 3390660 in words is "three million, three hundred ninety thousand, six hundred sixty".