3564623 has 2 divisors, whose sum is σ = 3564624. Its totient is φ = 3564622.

The previous prime is 3564619. The next prime is 3564629. The reversal of 3564623 is 3264653.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3564623 - 2² = 3564619 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 3³ + 5⁹ + 6² + 4⁷ + 6³ + 2⁹ + 3¹³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3564629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1782311 + 1782312.

It is an arithmetic number, because the mean of its divisors is an integer number (1782312).

Almost surely, 2^3564623 is an apocalyptic number.

3564623 is a deficient number, since it is larger than the sum of its proper divisors (1).

3564623 is an equidigital number, since it uses as much as digits as its factorization.

3564623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 3564623 is about 1888.0209214943. The cubic root of 3564623 is about 152.7582009467.

The spelling of 3564623 in words is "three million, five hundred sixty-four thousand, six hundred twenty-three".