2374216 has 32 divisors (see below), whose sum is σ = 4931640. Its totient is φ = 1064448.

The previous prime is 2374213. The next prime is 2374261. The reversal of 2374216 is 6124732.

It can be written as a sum of positive squares in 4 ways, for example, as 1464100 + 910116 = 1210^2 + 954^2 .

It is a super-2 number, since 2×2374216² = 11273803229312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2374213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3540 + ... + 4156.

2^2374216 is an apocalyptic number.

2374216 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2374216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2465820).

2374216 is an abundant number, since it is smaller than the sum of its proper divisors (2557424).

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

2374216 is a wasteful number, since it uses less digits than its factorization.

2374216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673 (or 669 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 2374216 is about 1540.8491165588. The cubic root of 2374216 is about 133.4053999299.

Adding to 2374216 its reverse (6124732), we get a palindrome (8498948).

The spelling of 2374216 in words is "two million, three hundred seventy-four thousand, two hundred sixteen".