3400859 has 16 divisors (see below), whose sum is σ = 4389120. Its totient is φ = 2556960.

The previous prime is 3400847. The next prime is 3400877. The reversal of 3400859 is 9580043.

It is not a de Polignac number, because 3400859 - 2⁴ = 3400843 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3490859) 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 15 ways as a sum of consecutive naturals, for example, 1472 + ... + 2994.

It is an arithmetic number, because the mean of its divisors is an integer number (274320).

Almost surely, 2^3400859 is an apocalyptic number.

3400859 is a deficient number, since it is larger than the sum of its proper divisors (988261).

3400859 is a wasteful number, since it uses less digits than its factorization.

3400859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 3400859 is about 1844.1418058273. The cubic root of 3400859 is about 150.3821220214.

The spelling of 3400859 in words is "three million, four hundred thousand, eight hundred fifty-nine".