3452820445 has 8 divisors (see below), whose sum is σ = 4387113144. Its totient is φ = 2599770624.

The previous prime is 3452820419. The next prime is 3452820461. The reversal of 3452820445 is 5440282543.

It can be written as a sum of positive squares in 4 ways, for example, as 608411556 + 2844408889 = 24666^2 + 53333^2 .

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 3452820445 - 2²⁷ = 3318602717 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 20310624 + ... + 20310793.

It is an arithmetic number, because the mean of its divisors is an integer number (548389143).

Almost surely, 2^3452820445 is an apocalyptic number.

It is an amenable number.

3452820445 is a deficient number, since it is larger than the sum of its proper divisors (934292699).

3452820445 is a wasteful number, since it uses less digits than its factorization.

3452820445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40621439.

The product of its (nonzero) digits is 153600, while the sum is 37.

The square root of 3452820445 is about 58760.7049396108. The cubic root of 3452820445 is about 1511.4414615615.

The spelling of 3452820445 in words is "three billion, four hundred fifty-two million, eight hundred twenty thousand, four hundred forty-five".