673400841 has 4 divisors (see below), whose sum is σ = 897867792. Its totient is φ = 448933892.

The previous prime is 673400839. The next prime is 673400857. The reversal of 673400841 is 148004376.

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 a cyclic number.

It is not a de Polignac number, because 673400841 - 2¹ = 673400839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673400341) 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, 112233471 + ... + 112233476.

It is an arithmetic number, because the mean of its divisors is an integer number (224466948).

Almost surely, 2^673400841 is an apocalyptic number.

It is an amenable number.

673400841 is a deficient number, since it is larger than the sum of its proper divisors (224466951).

673400841 is a wasteful number, since it uses less digits than its factorization.

673400841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224466950.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 673400841 is about 25949.9680346624. The cubic root of 673400841 is about 876.5120374933.

The spelling of 673400841 in words is "six hundred seventy-three million, four hundred thousand, eight hundred forty-one".