604951 has 4 divisors (see below), whose sum is σ = 613312. Its totient is φ = 596592.

The previous prime is 604949. The next prime is 604957. The reversal of 604951 is 159406.

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

It is a cyclic number.

It is not a de Polignac number, because 604951 - 2¹ = 604949 is a prime.

It is an Ulam number.

It is a Duffinian number.

604951 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604957) 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 3 ways as a sum of consecutive naturals, for example, 4071 + ... + 4216.

It is an arithmetic number, because the mean of its divisors is an integer number (153328).

2⁶⁰⁴⁹⁵¹ is an apocalyptic number.

604951 is a deficient number, since it is larger than the sum of its proper divisors (8361).

604951 is an equidigital number, since it uses as much as digits as its factorization.

604951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8360.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 604951 is about 777.7859602744. The cubic root of 604951 is about 84.5746221760.

The spelling of 604951 in words is "six hundred four thousand, nine hundred fifty-one".