673453001 has 8 divisors (see below), whose sum is σ = 729550920. Its totient is φ = 621646896.

The previous prime is 673452973. The next prime is 673453007. The reversal of 673453001 is 100354376.

It can be written as a sum of positive squares in 4 ways, for example, as 101525776 + 571927225 = 10076^2 + 23915^2 .

It is a de Polignac number, because none of the positive numbers 2^k-673453001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673453007) 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 in 7 ways as a sum of consecutive naturals, for example, 151070 + ... + 155463.

It is an arithmetic number, because the mean of its divisors is an integer number (91193865).

Almost surely, 2^673453001 is an apocalyptic number.

It is an amenable number.

673453001 is a deficient number, since it is larger than the sum of its proper divisors (56097919).

673453001 is an equidigital number, since it uses as much as digits as its factorization.

673453001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306572 (or 306546 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 673453001 is about 25950.9730260736. The cubic root of 673453001 is about 876.5346677430.

The spelling of 673453001 in words is "six hundred seventy-three million, four hundred fifty-three thousand, one".