3220153445 has 8 divisors (see below), whose sum is σ = 3871251744. Its totient is φ = 2571411024.

The previous prime is 3220153403. The next prime is 3220153451. The reversal of 3220153445 is 5443510223.

It is a happy number.

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 3220153445 - 2⁶ = 3220153381 is a prime.

It is a super-4 number, since 4×3220153445⁴ (a number of 39 digits) contains 4444 as substring.

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, 585959 + ... + 591428.

It is an arithmetic number, because the mean of its divisors is an integer number (483906468).

Almost surely, 2^3220153445 is an apocalyptic number.

It is an amenable number.

3220153445 is a deficient number, since it is larger than the sum of its proper divisors (651098299).

3220153445 is a wasteful number, since it uses less digits than its factorization.

3220153445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177939.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 3220153445 is about 56746.3958767427. The cubic root of 3220153445 is about 1476.6997079358.

Adding to 3220153445 its reverse (5443510223), we get a palindrome (8663663668).

The spelling of 3220153445 in words is "three billion, two hundred twenty million, one hundred fifty-three thousand, four hundred forty-five".