604553641 has 4 divisors (see below), whose sum is σ = 618613072. Its totient is φ = 590494212.

The previous prime is 604553611. The next prime is 604553681. The reversal of 604553641 is 146355406.

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, and also an emirpimes, since its reverse is a distinct semiprime: 146355406 = 2 ⋅73177703.

It is a cyclic number.

It is not a de Polignac number, because 604553641 - 2⁷ = 604553513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 604553597 and 604553606.

It is not an unprimeable number, because it can be changed into a prime (604553611) 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, 7029651 + ... + 7029736.

It is an arithmetic number, because the mean of its divisors is an integer number (154653268).

Almost surely, 2^604553641 is an apocalyptic number.

It is an amenable number.

604553641 is a deficient number, since it is larger than the sum of its proper divisors (14059431).

604553641 is a wasteful number, since it uses less digits than its factorization.

604553641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14059430.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 604553641 is about 24587.6725413366. The cubic root of 604553641 is about 845.5610064947.

The spelling of 604553641 in words is "six hundred four million, five hundred fifty-three thousand, six hundred forty-one".