673774461 has 12 divisors (see below), whose sum is σ = 973496160. Its totient is φ = 449060040.

The previous prime is 673774459. The next prime is 673774471. The reversal of 673774461 is 164477376.

It is not a de Polignac number, because 673774461 - 2¹ = 673774459 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673774441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34966 + ... + 50696.

It is an arithmetic number, because the mean of its divisors is an integer number (81124680).

Almost surely, 2^673774461 is an apocalyptic number.

It is an amenable number.

673774461 is a deficient number, since it is larger than the sum of its proper divisors (299721699).

673774461 is a wasteful number, since it uses less digits than its factorization.

673774461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20496 (or 20493 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 673774461 is about 25957.1658892106. The cubic root of 673774461 is about 876.6741112840.

The spelling of 673774461 in words is "six hundred seventy-three million, seven hundred seventy-four thousand, four hundred sixty-one".