3223240545 has 64 divisors (see below), whose sum is σ = 6255760896. Its totient is φ = 1383444480.

The previous prime is 3223240523. The next prime is 3223240571. The reversal of 3223240545 is 5450423223.

3223240545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3223240545 - 2¹⁰ = 3223239521 is a prime.

It is a super-2 number, since 2×3223240545² = 20778559221863794050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 820927 + ... + 824843.

It is an arithmetic number, because the mean of its divisors is an integer number (97746264).

Almost surely, 2^3223240545 is an apocalyptic number.

3223240545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3223240545 is a deficient number, since it is larger than the sum of its proper divisors (3032520351).

3223240545 is a wasteful number, since it uses less digits than its factorization.

3223240545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4410.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 3223240545 is about 56773.5902070672. The cubic root of 3223240545 is about 1477.1714518796.

Adding to 3223240545 its reverse (5450423223), we get a palindrome (8673663768).

The spelling of 3223240545 in words is "three billion, two hundred twenty-three million, two hundred forty thousand, five hundred forty-five".