3240489865 has 8 divisors (see below), whose sum is σ = 3904859520. Its totient is φ = 2581544112.

The previous prime is 3240489851. The next prime is 3240489887. The reversal of 3240489865 is 5689840423.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3240489865 - 2¹⁹ = 3239965577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354659 + ... + 1357048.

It is an arithmetic number, because the mean of its divisors is an integer number (488107440).

Almost surely, 2^3240489865 is an apocalyptic number.

It is an amenable number.

3240489865 is a deficient number, since it is larger than the sum of its proper divisors (664369655).

3240489865 is a wasteful number, since it uses less digits than its factorization.

3240489865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711951.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The square root of 3240489865 is about 56925.3007458019. The cubic root of 3240489865 is about 1479.8018155919.

The spelling of 3240489865 in words is "three billion, two hundred forty million, four hundred eighty-nine thousand, eight hundred sixty-five".