604961 has 4 divisors (see below), whose sum is σ = 691392. Its totient is φ = 518532.

The previous prime is 604957. The next prime is 604973. The reversal of 604961 is 169406.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 604961 - 2² = 604957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 604961.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 604961.

It is not an unprimeable number, because it can be changed into a prime (604931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43205 + ... + 43218.

It is an arithmetic number, because the mean of its divisors is an integer number (172848).

2⁶⁰⁴⁹⁶¹ is an apocalyptic number.

It is an amenable number.

604961 is a deficient number, since it is larger than the sum of its proper divisors (86431).

604961 is an equidigital number, since it uses as much as digits as its factorization.

604961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86430.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 604961 is about 777.7923887517. The cubic root of 604961 is about 84.5750881871.

The spelling of 604961 in words is "six hundred four thousand, nine hundred sixty-one".