2340216 has 24 divisors (see below), whose sum is σ = 6338280. Its totient is φ = 780048.

The previous prime is 2340209. The next prime is 2340223. The reversal of 2340216 is 6120432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2340209) and next prime (2340223).

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×2340216² = 10953221853312, which contains 22 as substring.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16180 + ... + 16323.

It is an arithmetic number, because the mean of its divisors is an integer number (264095).

2^2340216 is an apocalyptic number.

It is an amenable number.

2340216 is an abundant number, since it is smaller than the sum of its proper divisors (3998064).

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

2340216 is a wasteful number, since it uses less digits than its factorization.

2340216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32515 (or 32508 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2340216 is about 1529.7764542573. The cubic root of 2340216 is about 132.7655242679.

Adding to 2340216 its reverse (6120432), we get a palindrome (8460648).

It can be divided in two parts, 2340 and 216, that added together give a triangular number (2556 = T₇₁).

The spelling of 2340216 in words is "two million, three hundred forty thousand, two hundred sixteen".