3221430434 has 16 divisors (see below), whose sum is σ = 4955886936. Its totient is φ = 1569561600.

The previous prime is 3221430427. The next prime is 3221430491. The reversal of 3221430434 is 4340341223.

It can be written as a sum of positive squares in 4 ways, for example, as 2873496025 + 347934409 = 53605^2 + 18653^2 .

It is a super-2 number, since 2×3221430434² = 20755228082202856712, which contains 22 as substring.

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, 47354 + ... + 93194.

Almost surely, 2^3221430434 is an apocalyptic number.

3221430434 is a deficient number, since it is larger than the sum of its proper divisors (1734456502).

3221430434 is a wasteful number, since it uses less digits than its factorization.

3221430434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46741.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 3221430434 is about 56757.6464804523. The cubic root of 3221430434 is about 1476.8948829071.

Adding to 3221430434 its reverse (4340341223), we get a palindrome (7561771657).

The spelling of 3221430434 in words is "three billion, two hundred twenty-one million, four hundred thirty thousand, four hundred thirty-four".