3240395 has 4 divisors (see below), whose sum is σ = 3888480. Its totient is φ = 2592312.

The previous prime is 3240389. The next prime is 3240407. The reversal of 3240395 is 5930423.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3240395 - 2¹⁸ = 2978251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324035 + ... + 324044.

It is an arithmetic number, because the mean of its divisors is an integer number (972120).

Almost surely, 2^3240395 is an apocalyptic number.

3240395 is a deficient number, since it is larger than the sum of its proper divisors (648085).

3240395 is an equidigital number, since it uses as much as digits as its factorization.

3240395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648084.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 3240395 is about 1800.1097188783. The cubic root of 3240395 is about 147.9787375103.

The spelling of 3240395 in words is "three million, two hundred forty thousand, three hundred ninety-five".