2232816 has 40 divisors (see below), whose sum is σ = 5822544. Its totient is φ = 737280.

The previous prime is 2232809. The next prime is 2232821. The reversal of 2232816 is 6182322.

It is a super-3 number, since 3×2232816³ = 33394893396801343488, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

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, 8560 + ... + 8816.

2^2232816 is an apocalyptic number.

It is an amenable number.

2232816 is an abundant number, since it is smaller than the sum of its proper divisors (3589728).

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

2232816 is a wasteful number, since it uses less digits than its factorization.

2232816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449 (or 443 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 2232816 is about 1494.2610213748. The cubic root of 2232816 is about 130.7026255793.

The spelling of 2232816 in words is "two million, two hundred thirty-two thousand, eight hundred sixteen".