3429865 has 4 divisors (see below), whose sum is σ = 4115844. Its totient is φ = 2743888.

The previous prime is 3429857. The next prime is 3429883. The reversal of 3429865 is 5689243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 660969 + 2768896 = 813^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 3429865 - 2³ = 3429857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342982 + ... + 342991.

It is an arithmetic number, because the mean of its divisors is an integer number (1028961).

Almost surely, 2^3429865 is an apocalyptic number.

It is an amenable number.

3429865 is a deficient number, since it is larger than the sum of its proper divisors (685979).

3429865 is an equidigital number, since it uses as much as digits as its factorization.

3429865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685978.

The product of its digits is 51840, while the sum is 37.

The square root of 3429865 is about 1851.9894708124. The cubic root of 3429865 is about 150.8084497138.

The spelling of 3429865 in words is "three million, four hundred twenty-nine thousand, eight hundred sixty-five".