3241687 has 4 divisors (see below), whose sum is σ = 3245320. Its totient is φ = 3238056.

The previous prime is 3241673. The next prime is 3241699. The reversal of 3241687 is 7861423.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3241687 - 2⁷ = 3241559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3241627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553 + ... + 2605.

It is an arithmetic number, because the mean of its divisors is an integer number (811330).

Almost surely, 2^3241687 is an apocalyptic number.

3241687 is a deficient number, since it is larger than the sum of its proper divisors (3633).

3241687 is a wasteful number, since it uses less digits than its factorization.

3241687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3632.

The product of its digits is 8064, while the sum is 31.

The square root of 3241687 is about 1800.4685501280. The cubic root of 3241687 is about 147.9984021011.

The spelling of 3241687 in words is "three million, two hundred forty-one thousand, six hundred eighty-seven".