3240453521 has 8 divisors (see below), whose sum is σ = 3474501120. Its totient is φ = 3011231808.

The previous prime is 3240453511. The next prime is 3240453527. The reversal of 3240453521 is 1253540423.

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 3240453521 - 2⁶ = 3240453457 is a prime.

It is a super-2 number, since 2×3240453521² = 21001078043522594882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3240453527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1205081 + ... + 1207766.

It is an arithmetic number, because the mean of its divisors is an integer number (434312640).

Almost surely, 2^3240453521 is an apocalyptic number.

It is an amenable number.

3240453521 is a deficient number, since it is larger than the sum of its proper divisors (234047599).

3240453521 is a wasteful number, since it uses less digits than its factorization.

3240453521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2412943.

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

The square root of 3240453521 is about 56924.9815195403. The cubic root of 3240453521 is about 1479.7962832886.

Adding to 3240453521 its reverse (1253540423), we get a palindrome (4493993944).

The spelling of 3240453521 in words is "three billion, two hundred forty million, four hundred fifty-three thousand, five hundred twenty-one".