3563237 has 2 divisors, whose sum is σ = 3563238. Its totient is φ = 3563236.

The previous prime is 3563221. The next prime is 3563249. The reversal of 3563237 is 7323653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3556996 + 6241 = 1886^2 + 79^2 .

It is a cyclic number.

It is not a de Polignac number, because 3563237 - 2⁴ = 3563221 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3563297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1781618 + 1781619.

It is an arithmetic number, because the mean of its divisors is an integer number (1781619).

Almost surely, 2^3563237 is an apocalyptic number.

It is an amenable number.

3563237 is a deficient number, since it is larger than the sum of its proper divisors (1).

3563237 is an equidigital number, since it uses as much as digits as its factorization.

3563237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 29.

The square root of 3563237 is about 1887.6538347907. The cubic root of 3563237 is about 152.7383998520.

It can be divided in two parts, 356323 and 7, that multiplied together give a triangular number (2494261 = T₂₂₃₃).

The spelling of 3563237 in words is "three million, five hundred sixty-three thousand, two hundred thirty-seven".