609814 has 4 divisors (see below), whose sum is σ = 914724. Its totient is φ = 304906.

The previous prime is 609809. The next prime is 609821. The reversal of 609814 is 418906.

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

It is a super-2 number, since 2×609814² = 743746229192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

609814 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152452 + ... + 152455.

It is an arithmetic number, because the mean of its divisors is an integer number (228681).

2⁶⁰⁹⁸¹⁴ is an apocalyptic number.

609814 is a deficient number, since it is larger than the sum of its proper divisors (304910).

609814 is a wasteful number, since it uses less digits than its factorization.

609814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304909.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 609814 is about 780.9058842140. The cubic root of 609814 is about 84.8006400509.

The spelling of 609814 in words is "six hundred nine thousand, eight hundred fourteen".