3230023521 has 8 divisors (see below), whose sum is σ = 4423095424. Its totient is φ = 2095150320.

The previous prime is 3230023493. The next prime is 3230023549. The reversal of 3230023521 is 1253200323.

It is an interprime number because it is at equal distance from previous prime (3230023493) and next prime (3230023549).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3230023521 - 2¹³ = 3230015329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3230023571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14549545 + ... + 14549766.

It is an arithmetic number, because the mean of its divisors is an integer number (552886928).

Almost surely, 2^3230023521 is an apocalyptic number.

It is an amenable number.

3230023521 is a deficient number, since it is larger than the sum of its proper divisors (1193071903).

3230023521 is a wasteful number, since it uses less digits than its factorization.

3230023521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29099351.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3230023521 is about 56833.2958836631. The cubic root of 3230023521 is about 1478.2069106728.

Adding to 3230023521 its reverse (1253200323), we get a palindrome (4483223844).

The spelling of 3230023521 in words is "three billion, two hundred thirty million, twenty-three thousand, five hundred twenty-one".