3226412645 has 4 divisors (see below), whose sum is σ = 3871695180. Its totient is φ = 2581130112.

The previous prime is 3226412639. The next prime is 3226412669. The reversal of 3226412645 is 5462146223.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1080962884 + 2145449761 = 32878^2 + 46319^2 .

It is a cyclic number.

It is not a de Polignac number, because 3226412645 - 2²⁶ = 3159303781 is a prime.

It is a congruent number.

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, 322641260 + ... + 322641269.

It is an arithmetic number, because the mean of its divisors is an integer number (967923795).

Almost surely, 2^3226412645 is an apocalyptic number.

It is an amenable number.

3226412645 is a deficient number, since it is larger than the sum of its proper divisors (645282535).

3226412645 is an equidigital number, since it uses as much as digits as its factorization.

3226412645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645282534.

The product of its digits is 69120, while the sum is 35.

The square root of 3226412645 is about 56801.5197419928. The cubic root of 3226412645 is about 1477.6558711265.

Adding to 3226412645 its reverse (5462146223), we get a palindrome (8688558868).

The spelling of 3226412645 in words is "three billion, two hundred twenty-six million, four hundred twelve thousand, six hundred forty-five".