612814 has 4 divisors (see below), whose sum is σ = 919224. Its totient is φ = 306406.

The previous prime is 612811. The next prime is 612817. The reversal of 612814 is 418216.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (612811) and next prime (612817).

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153202 + ... + 153205.

It is an arithmetic number, because the mean of its divisors is an integer number (229806).

2⁶¹²⁸¹⁴ is an apocalyptic number.

612814 is a deficient number, since it is larger than the sum of its proper divisors (306410).

612814 is a wasteful number, since it uses less digits than its factorization.

612814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306409.

The product of its digits is 384, while the sum is 22.

The square root of 612814 is about 782.8243736624. The cubic root of 612814 is about 84.9394724802.

The spelling of 612814 in words is "six hundred twelve thousand, eight hundred fourteen".