3458861 has 6 divisors (see below), whose sum is σ = 4023630. Its totient is φ = 2964696.

The previous prime is 3458849. The next prime is 3458863. The reversal of 3458861 is 1688543.

It can be written as a sum of positive squares in only one way, i.e., 2592100 + 866761 = 1610^2 + 931^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3458861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3458863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35246 + ... + 35343.

It is an arithmetic number, because the mean of its divisors is an integer number (670605).

Almost surely, 2^3458861 is an apocalyptic number.

It is an amenable number.

3458861 is a deficient number, since it is larger than the sum of its proper divisors (564769).

3458861 is an equidigital number, since it uses as much as digits as its factorization.

3458861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70603 (or 70596 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 3458861 is about 1859.8013334762. The cubic root of 3458861 is about 151.2322347825.

The spelling of 3458861 in words is "three million, four hundred fifty-eight thousand, eight hundred sixty-one".