3221023430 has 16 divisors (see below), whose sum is σ = 5800458384. Its totient is φ = 1287828000.

The previous prime is 3221023409. The next prime is 3221023433. The reversal of 3221023430 is 343201223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221023433) 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, 49037 + ... + 94056.

It is an arithmetic number, because the mean of its divisors is an integer number (362528649).

Almost surely, 2^3221023430 is an apocalyptic number.

3221023430 is a deficient number, since it is larger than the sum of its proper divisors (2579434954).

3221023430 is a wasteful number, since it uses less digits than its factorization.

3221023430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145351.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3221023430 is about 56754.0609119735. The cubic root of 3221023430 is about 1476.8326820252.

Adding to 3221023430 its reverse (343201223), we get a palindrome (3564224653).

The spelling of 3221023430 in words is "three billion, two hundred twenty-one million, twenty-three thousand, four hundred thirty".