609874 has 4 divisors (see below), whose sum is σ = 914814. Its totient is φ = 304936.

The previous prime is 609859. The next prime is 609877. The reversal of 609874 is 478906.

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

It can be written as a sum of positive squares in only one way, i.e., 585225 + 24649 = 765^2 + 157^2 .

It is not an unprimeable number, because it can be changed into a prime (609877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152467 + ... + 152470.

2⁶⁰⁹⁸⁷⁴ is an apocalyptic number.

609874 is a deficient number, since it is larger than the sum of its proper divisors (304940).

609874 is a wasteful number, since it uses less digits than its factorization.

609874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304939.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 609874 is about 780.9443001905. The cubic root of 609874 is about 84.8034211566.

The spelling of 609874 in words is "six hundred nine thousand, eight hundred seventy-four".