3234421643 has 2 divisors, whose sum is σ = 3234421644. Its totient is φ = 3234421642.

The previous prime is 3234421609. The next prime is 3234421651. The reversal of 3234421643 is 3461244323.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3234421643 - 2²² = 3230227339 is a prime.

It is a super-2 number, since 2×3234421643² = 20922966729413638898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3234021643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1617210821 + 1617210822.

It is an arithmetic number, because the mean of its divisors is an integer number (1617210822).

Almost surely, 2^3234421643 is an apocalyptic number.

3234421643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3234421643 is an equidigital number, since it uses as much as digits as its factorization.

3234421643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 32.

The square root of 3234421643 is about 56871.9759020205. The cubic root of 3234421643 is about 1478.8775338330.

Adding to 3234421643 its reverse (3461244323), we get a palindrome (6695665966).

The spelling of 3234421643 in words is "three billion, two hundred thirty-four million, four hundred twenty-one thousand, six hundred forty-three".