3420440315 has 4 divisors (see below), whose sum is σ = 4104528384. Its totient is φ = 2736352248.

The previous prime is 3420440299. The next prime is 3420440333. The reversal of 3420440315 is 5130440243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5130440243 = 1523 ⋅3368641.

It is a cyclic number.

It is not a de Polignac number, because 3420440315 - 2⁴ = 3420440299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342044027 + ... + 342044036.

It is an arithmetic number, because the mean of its divisors is an integer number (1026132096).

Almost surely, 2^3420440315 is an apocalyptic number.

3420440315 is a deficient number, since it is larger than the sum of its proper divisors (684088069).

3420440315 is an equidigital number, since it uses as much as digits as its factorization.

3420440315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684088068.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 3420440315 is about 58484.5305615083. The cubic root of 3420440315 is about 1506.7019101895.

Adding to 3420440315 its reverse (5130440243), we get a palindrome (8550880558).

The spelling of 3420440315 in words is "three billion, four hundred twenty million, four hundred forty thousand, three hundred fifteen".