672803 has 2 divisors, whose sum is σ = 672804. Its totient is φ = 672802.

The previous prime is 672799. The next prime is 672811. The reversal of 672803 is 308276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672803 - 2² = 672799 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (672823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336401 + 336402.

It is an arithmetic number, because the mean of its divisors is an integer number (336402).

2⁶⁷²⁸⁰³ is an apocalyptic number.

672803 is a deficient number, since it is larger than the sum of its proper divisors (1).

672803 is an equidigital number, since it uses as much as digits as its factorization.

672803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 672803 is about 820.2456948988. The cubic root of 672803 is about 87.6252573417.

The spelling of 672803 in words is "six hundred seventy-two thousand, eight hundred three".