3240000 has 175 divisors, whose sum is σ = 12001627. Its totient is φ = 864000.

The previous prime is 3239989. The next prime is 3240019. The reversal of 3240000 is 423.

The square root of 3240000 is 1800.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 254016 + 2985984 = 504^2 + 1728^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=4, B=30.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a zygodrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 24 ways as a sum of consecutive naturals, for example, 647998 + ... + 648002.

Almost surely, 2^3240000 is an apocalyptic number.

3240000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3240000 is the 1800-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3240000

3240000 is an abundant number, since it is smaller than the sum of its proper divisors (8761627).

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

3240000 is an frugal number, since it uses more digits than its factorization.

3240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The cubic root of 3240000 is about 147.9727244598.

Adding to 3240000 its reverse (423), we get a palindrome (3240423).

The spelling of 3240000 in words is "three million, two hundred forty thousand".