609091474 has 48 divisors (see below), whose sum is σ = 1030784832. Its totient is φ = 269238816.

The previous prime is 609091459. The next prime is 609091513. The reversal of 609091474 is 474190906.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 713632 + ... + 714484.

It is an arithmetic number, because the mean of its divisors is an integer number (21474684).

Almost surely, 2^609091474 is an apocalyptic number.

609091474 is a deficient number, since it is larger than the sum of its proper divisors (421693358).

609091474 is a wasteful number, since it uses less digits than its factorization.

609091474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 609091474 is about 24679.7786456848. The cubic root of 609091474 is about 847.6713536392.

The spelling of 609091474 in words is "six hundred nine million, ninety-one thousand, four hundred seventy-four".