3245687 has 2 divisors, whose sum is σ = 3245688. Its totient is φ = 3245686.

The previous prime is 3245659. The next prime is 3245689. The reversal of 3245687 is 7865423.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3245687 - 2¹⁸ = 2983543 is a prime.

Together with 3245689, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3⁹ + 2²¹ + 4¹⁰ + 5⁷ + 6⁴ + 8³ + 7³ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3245689) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1622843 + 1622844.

It is an arithmetic number, because the mean of its divisors is an integer number (1622844).

Almost surely, 2^3245687 is an apocalyptic number.

3245687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3245687 is an equidigital number, since it uses as much as digits as its factorization.

3245687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 35.

The square root of 3245687 is about 1801.5790296293. The cubic root of 3245687 is about 148.0592500776.

The spelling of 3245687 in words is "three million, two hundred forty-five thousand, six hundred eighty-seven".