604326993 has 4 divisors (see below), whose sum is σ = 805769328. Its totient is φ = 402884660.

The previous prime is 604326979. The next prime is 604327007. The reversal of 604326993 is 399623406.

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 an interprime number because it is at equal distance from previous prime (604326979) and next prime (604327007).

It is a cyclic number.

It is not a de Polignac number, because 604326993 - 2²⁴ = 587549777 is a prime.

It is a super-2 number, since 2×604326993² = 730422228936844098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (604326953) 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, 100721163 + ... + 100721168.

It is an arithmetic number, because the mean of its divisors is an integer number (201442332).

Almost surely, 2^604326993 is an apocalyptic number.

It is an amenable number.

604326993 is a deficient number, since it is larger than the sum of its proper divisors (201442335).

604326993 is a wasteful number, since it uses less digits than its factorization.

604326993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201442334.

The product of its (nonzero) digits is 209952, while the sum is 42.

The square root of 604326993 is about 24583.0631329784. The cubic root of 604326993 is about 845.4553259550.

The spelling of 604326993 in words is "six hundred four million, three hundred twenty-six thousand, nine hundred ninety-three".