673387001 has 32 divisors (see below), whose sum is σ = 808980480. Its totient is φ = 548626176.

The previous prime is 673386979. The next prime is 673387003. The reversal of 673387001 is 100783376.

It is not a de Polignac number, because 673387001 - 2⁶ = 673386937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673387003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2193290 + ... + 2193596.

It is an arithmetic number, because the mean of its divisors is an integer number (25280640).

Almost surely, 2^673387001 is an apocalyptic number.

It is an amenable number.

673387001 is a deficient number, since it is larger than the sum of its proper divisors (135593479).

673387001 is a wasteful number, since it uses less digits than its factorization.

673387001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 673387001 is about 25949.7013662971. The cubic root of 673387001 is about 876.5060326450.

The spelling of 673387001 in words is "six hundred seventy-three million, three hundred eighty-seven thousand, one".