3643274423 has 2 divisors, whose sum is σ = 3643274424. Its totient is φ = 3643274422.

The previous prime is 3643274417. The next prime is 3643274447. The reversal of 3643274423 is 3244723463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3643274423 - 2¹² = 3643270327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3643274023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821637211 + 1821637212.

It is an arithmetic number, because the mean of its divisors is an integer number (1821637212).

Almost surely, 2^3643274423 is an apocalyptic number.

3643274423 is a deficient number, since it is larger than the sum of its proper divisors (1).

3643274423 is an equidigital number, since it uses as much as digits as its factorization.

3643274423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 38.

The square root of 3643274423 is about 60359.5429323318. The cubic root of 3643274423 is about 1538.7354581065.

Adding to 3643274423 its reverse (3244723463), we get a palindrome (6887997886).

The spelling of 3643274423 in words is "three billion, six hundred forty-three million, two hundred seventy-four thousand, four hundred twenty-three".