604791634 has 4 divisors (see below), whose sum is σ = 907187454. Its totient is φ = 302395816.

The previous prime is 604791631. The next prime is 604791667. The reversal of 604791634 is 436197406.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 436197406 = 2 ⋅218098703.

It can be written as a sum of positive squares in only one way, i.e., 307125625 + 297666009 = 17525^2 + 17253^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (604791631) 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 as a sum of consecutive naturals, namely, 151197907 + ... + 151197910.

Almost surely, 2^604791634 is an apocalyptic number.

604791634 is a deficient number, since it is larger than the sum of its proper divisors (302395820).

604791634 is a wasteful number, since it uses less digits than its factorization.

604791634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302395819.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 604791634 is about 24592.5117464646. The cubic root of 604791634 is about 845.6719485109.

The spelling of 604791634 in words is "six hundred four million, seven hundred ninety-one thousand, six hundred thirty-four".