612323 has 8 divisors (see below), whose sum is σ = 655200. Its totient is φ = 570240.

The previous prime is 612319. The next prime is 612331. The reversal of 612323 is 323216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 612323 - 2² = 612319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612373) 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, 2978 + ... + 3176.

It is an arithmetic number, because the mean of its divisors is an integer number (81900).

2⁶¹²³²³ is an apocalyptic number.

612323 is a deficient number, since it is larger than the sum of its proper divisors (42877).

612323 is a wasteful number, since it uses less digits than its factorization.

612323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397.

The product of its digits is 216, while the sum is 17.

The square root of 612323 is about 782.5107028022. The cubic root of 612323 is about 84.9167812970.

Adding to 612323 its reverse (323216), we get a palindrome (935539).

The spelling of 612323 in words is "six hundred twelve thousand, three hundred twenty-three".