3240036 has 18 divisors (see below), whose sum is σ = 8190182. Its totient is φ = 1080000.

The previous prime is 3240031. The next prime is 3240037. The reversal of 3240036 is 6300423.

It can be written as a sum of positive squares in only one way, i.e., 3240000 + 36 = 1800^2 + 6^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3240031) 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, 44965 + ... + 45036.

Almost surely, 2^3240036 is an apocalyptic number.

3240036 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3240036 is an abundant number, since it is smaller than the sum of its proper divisors (4950146).

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

3240036 is a wasteful number, since it uses less digits than its factorization.

3240036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90011 (or 90006 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3240036 is about 1800.0099999722. The cubic root of 3240036 is about 147.9732725049.

Adding to 3240036 its reverse (6300423), we get a palindrome (9540459).

It can be divided in two parts, 32400 and 36, that multiplied together give a square (1166400 = 1080²).

The spelling of 3240036 in words is "three million, two hundred forty thousand, thirty-six".