604949 has 2 divisors, whose sum is σ = 604950. Its totient is φ = 604948.

The previous prime is 604939. The next prime is 604957. The reversal of 604949 is 949406.

It is a happy number.

604949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 552049 + 52900 = 743^2 + 230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-604949 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (604939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302474 + 302475.

It is an arithmetic number, because the mean of its divisors is an integer number (302475).

2⁶⁰⁴⁹⁴⁹ is an apocalyptic number.

It is an amenable number.

604949 is a deficient number, since it is larger than the sum of its proper divisors (1).

604949 is an equidigital number, since it uses as much as digits as its factorization.

604949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 604949 is about 777.7846745726. The cubic root of 604949 is about 84.5745289732.

It can be divided in two parts, 60494 and 9, that multiplied together give a triangular number (544446 = T₁₀₄₃).

The spelling of 604949 in words is "six hundred four thousand, nine hundred forty-nine".