3258987 has 8 divisors (see below), whose sum is σ = 4400640. Its totient is φ = 2145000.

The previous prime is 3258979. The next prime is 3258989. The reversal of 3258987 is 7898523.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3258987 - 2³ = 3258979 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (3258989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6639 + ... + 7112.

It is an arithmetic number, because the mean of its divisors is an integer number (550080).

Almost surely, 2^3258987 is an apocalyptic number.

3258987 is a deficient number, since it is larger than the sum of its proper divisors (1141653).

3258987 is a wasteful number, since it uses less digits than its factorization.

3258987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13833.

The product of its digits is 120960, while the sum is 42.

The square root of 3258987 is about 1805.2664623263. The cubic root of 3258987 is about 148.2612108529.

The spelling of 3258987 in words is "three million, two hundred fifty-eight thousand, nine hundred eighty-seven".