2316229 has 4 divisors (see below), whose sum is σ = 2337984. Its totient is φ = 2294476.

The previous prime is 2316203. The next prime is 2316239. The reversal of 2316229 is 9226132.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2316229 - 2⁷ = 2316101 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2316239) 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, 10717 + ... + 10930.

It is an arithmetic number, because the mean of its divisors is an integer number (584496).

2^2316229 is an apocalyptic number.

It is an amenable number.

2316229 is a deficient number, since it is larger than the sum of its proper divisors (21755).

2316229 is a wasteful number, since it uses less digits than its factorization.

2316229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21754.

The product of its digits is 1296, while the sum is 25.

The square root of 2316229 is about 1521.9162263410. The cubic root of 2316229 is about 132.3103540620.

Subtracting 2316229 from its reverse (9226132), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 2316229 in words is "two million, three hundred sixteen thousand, two hundred twenty-nine".