2236340 has 24 divisors (see below), whose sum is σ = 4849152. Its totient is φ = 865440.

The previous prime is 2236331. The next prime is 2236349. The reversal of 2236340 is 436322.

2236340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2236331) and next prime (2236349).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 3⁵ + 6⁴ + 3⁸ + 4² + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2236349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1184 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (202048).

2^2236340 is an apocalyptic number.

2236340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2236340 is an abundant number, since it is smaller than the sum of its proper divisors (2612812).

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

2236340 is a wasteful number, since it uses less digits than its factorization.

2236340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647 (or 3645 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2236340 is about 1495.4397346600. The cubic root of 2236340 is about 130.7713510436.

It can be divided in two parts, 22 and 36340, that multiplied together give a triangular number (799480 = T₁₂₆₄).

The spelling of 2236340 in words is "two million, two hundred thirty-six thousand, three hundred forty".