2345856 has 64 divisors (see below), whose sum is σ = 6426000. Its totient is φ = 757760.

The previous prime is 2345843. The next prime is 2345867. The reversal of 2345856 is 6585432.

It is a tau number, because it is divible by the number of its divisors (64).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15670 + ... + 15818.

2^2345856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2345856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3213000).

2345856 is an abundant number, since it is smaller than the sum of its proper divisors (4080144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2345856 is a wasteful number, since it uses less digits than its factorization.

2345856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 195 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 2345856 is about 1531.6187515175. The cubic root of 2345856 is about 132.8720951739.

The spelling of 2345856 in words is "two million, three hundred forty-five thousand, eight hundred fifty-six".