3258861 has 8 divisors (see below), whose sum is σ = 4573920. Its totient is φ = 2058192.

The previous prime is 3258797. The next prime is 3258863. The reversal of 3258861 is 1688523.

It is a happy number.

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

It is not a de Polignac number, because 3258861 - 2⁶ = 3258797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3258863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28530 + ... + 28643.

It is an arithmetic number, because the mean of its divisors is an integer number (571740).

Almost surely, 2^3258861 is an apocalyptic number.

It is an amenable number.

3258861 is a deficient number, since it is larger than the sum of its proper divisors (1315059).

3258861 is a wasteful number, since it uses less digits than its factorization.

3258861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57195.

The product of its digits is 11520, while the sum is 33.

The square root of 3258861 is about 1805.2315640936. The cubic root of 3258861 is about 148.2593001208.

The spelling of 3258861 in words is "three million, two hundred fifty-eight thousand, eight hundred sixty-one".