609741 has 16 divisors (see below), whose sum is σ = 985920. Its totient is φ = 369360.

The previous prime is 609709. The next prime is 609743. The reversal of 609741 is 147906.

It is not a de Polignac number, because 609741 - 2⁵ = 609709 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609743) 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 in 15 ways as a sum of consecutive naturals, for example, 730 + ... + 1323.

It is an arithmetic number, because the mean of its divisors is an integer number (61620).

2⁶⁰⁹⁷⁴¹ is an apocalyptic number.

It is an amenable number.

609741 is a deficient number, since it is larger than the sum of its proper divisors (376179).

609741 is a wasteful number, since it uses less digits than its factorization.

609741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073 (or 2067 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 609741 is about 780.8591422273. The cubic root of 609741 is about 84.7972561264.

It can be divided in two parts, 60 and 9741, that added together give a square (9801 = 99²).

The spelling of 609741 in words is "six hundred nine thousand, seven hundred forty-one".