2340856 has 16 divisors (see below), whose sum is σ = 5016240. Its totient is φ = 1003200.

The previous prime is 2340847. The next prime is 2340859. The reversal of 2340856 is 6580432.

2340856 = T₂₈₈ + T₂₈₉ + ... + T₃₃₅.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20845 + ... + 20956.

It is an arithmetic number, because the mean of its divisors is an integer number (313515).

2^2340856 is an apocalyptic number.

It is an amenable number.

2340856 is an abundant number, since it is smaller than the sum of its proper divisors (2675384).

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

2340856 is a wasteful number, since it uses less digits than its factorization.

2340856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41814 (or 41810 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2340856 is about 1529.9856208475. The cubic root of 2340856 is about 132.7776260270. Note that the first 3 decimals are identical.

The spelling of 2340856 in words is "two million, three hundred forty thousand, eight hundred fifty-six".