609474 has 16 divisors (see below), whose sum is σ = 1228608. Its totient is φ = 201552.

The previous prime is 609461. The next prime is 609487. The reversal of 609474 is 474906.

It is an interprime number because it is at equal distance from previous prime (609461) and next prime (609487).

It is an Ulam number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 609474.

It is an unprimeable number.

609474 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 in 7 ways as a sum of consecutive naturals, for example, 619 + ... + 1265.

It is an arithmetic number, because the mean of its divisors is an integer number (76788).

2⁶⁰⁹⁴⁷⁴ is an apocalyptic number.

609474 is an abundant number, since it is smaller than the sum of its proper divisors (619134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

609474 is a wasteful number, since it uses less digits than its factorization.

609474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 609474 is about 780.6881579735. The cubic root of 609474 is about 84.7848770053.

The spelling of 609474 in words is "six hundred nine thousand, four hundred seventy-four".